Home / 1,466,422,493.40-2,199,633,740.10-431,388,001.80

Finding the Fourth Proportional to 1,466,422,493.40, 2,199,633,740.10 and 431,388,001.80

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Solution

The fourth proportional to 1,466,422,493.40, 2,199,633,740.10 and 431,388,001.80 is: 647,082,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,422,493.40 : 2,199,633,740.10 = 431,388,001.80 : x
  2. Step 2: Convert to fraction form
    1,466,422,493.40/2,199,633,740.10 = 431,388,001.80/x
  3. Step 3: Cross multiply
    1,466,422,493.40x = 2,199,633,740.10 × 431,388,001.80
  4. Step 4: Simplify right side
    1,466,422,493.40x = 948,895,603,833,599,488
  5. Step 5: Solve for x
    x = 948,895,603,833,599,488/1,466,422,493.40
  6. Step 6: Final answer
    x = 647,082,002.70

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Double scale
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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.