Home / 93,700,866.72-129,441,887.15-74,837,681.74

Finding the Fourth Proportional to 93,700,866.72, 129,441,887.15 and 74,837,681.74

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Solution

The fourth proportional to 93,700,866.72, 129,441,887.15 and 74,837,681.74 is: 103,383,576.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,700,866.72 : 129,441,887.15 = 74,837,681.74 : x
  2. Step 2: Convert to fraction form
    93,700,866.72/129,441,887.15 = 74,837,681.74/x
  3. Step 3: Cross multiply
    93,700,866.72x = 129,441,887.15 × 74,837,681.74
  4. Step 4: Simplify right side
    93,700,866.72x = 9,687,130,753,741,416
  5. Step 5: Solve for x
    x = 9,687,130,753,741,416/93,700,866.72
  6. Step 6: Final answer
    x = 103,383,576.83

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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.