Home / 65,664,164.10-98,496,246.15-39,798,077.70

Finding the Fourth Proportional to 65,664,164.10, 98,496,246.15 and 39,798,077.70

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Solution

The fourth proportional to 65,664,164.10, 98,496,246.15 and 39,798,077.70 is: 59,697,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,164.10 : 98,496,246.15 = 39,798,077.70 : x
  2. Step 2: Convert to fraction form
    65,664,164.10/98,496,246.15 = 39,798,077.70/x
  3. Step 3: Cross multiply
    65,664,164.10x = 98,496,246.15 × 39,798,077.70
  4. Step 4: Simplify right side
    65,664,164.10x = 3,919,961,257,436,026.50
  5. Step 5: Solve for x
    x = 3,919,961,257,436,026.50/65,664,164.10
  6. Step 6: Final answer
    x = 59,697,116.55

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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.