Home / 1,491,874,233.90-2,237,811,350.85-508,974,104.40

Finding the Fourth Proportional to 1,491,874,233.90, 2,237,811,350.85 and 508,974,104.40

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Solution

The fourth proportional to 1,491,874,233.90, 2,237,811,350.85 and 508,974,104.40 is: 763,461,156.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,874,233.90 : 2,237,811,350.85 = 508,974,104.40 : x
  2. Step 2: Convert to fraction form
    1,491,874,233.90/2,237,811,350.85 = 508,974,104.40/x
  3. Step 3: Cross multiply
    1,491,874,233.90x = 2,237,811,350.85 × 508,974,104.40
  4. Step 4: Simplify right side
    1,491,874,233.90x = 1,138,988,028,115,032,832
  5. Step 5: Solve for x
    x = 1,138,988,028,115,032,832/1,491,874,233.90
  6. Step 6: Final answer
    x = 763,461,156.60

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Half scale
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Double scale
Find fourth proportional to 1,491,874,234.90, 2,237,811,352.35 and 508,974,105.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.