Home / 66,569,665.38-91,866,263.10-37,200,998.10

Finding the Fourth Proportional to 66,569,665.38, 91,866,263.10 and 37,200,998.10

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Solution

The fourth proportional to 66,569,665.38, 91,866,263.10 and 37,200,998.10 is: 51,337,447.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,569,665.38 : 91,866,263.10 = 37,200,998.10 : x
  2. Step 2: Convert to fraction form
    66,569,665.38/91,866,263.10 = 37,200,998.10/x
  3. Step 3: Cross multiply
    66,569,665.38x = 91,866,263.10 × 37,200,998.10
  4. Step 4: Simplify right side
    66,569,665.38x = 3,417,516,679,037,200
  5. Step 5: Solve for x
    x = 3,417,516,679,037,200/66,569,665.38
  6. Step 6: Final answer
    x = 51,337,447.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.