Home / 55,779,792.20-83,669,688.30-38,773,680.20

Finding the Fourth Proportional to 55,779,792.20, 83,669,688.30 and 38,773,680.20

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Solution

The fourth proportional to 55,779,792.20, 83,669,688.30 and 38,773,680.20 is: 58,160,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,779,792.20 : 83,669,688.30 = 38,773,680.20 : x
  2. Step 2: Convert to fraction form
    55,779,792.20/83,669,688.30 = 38,773,680.20/x
  3. Step 3: Cross multiply
    55,779,792.20x = 83,669,688.30 × 38,773,680.20
  4. Step 4: Simplify right side
    55,779,792.20x = 3,244,181,736,577,882
  5. Step 5: Solve for x
    x = 3,244,181,736,577,882/55,779,792.20
  6. Step 6: Final answer
    x = 58,160,520.30

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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.