Home / 91,745,111.10-137,617,666.65-50,930,442.30

Finding the Fourth Proportional to 91,745,111.10, 137,617,666.65 and 50,930,442.30

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Solution

The fourth proportional to 91,745,111.10, 137,617,666.65 and 50,930,442.30 is: 76,395,663.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,745,111.10 : 137,617,666.65 = 50,930,442.30 : x
  2. Step 2: Convert to fraction form
    91,745,111.10/137,617,666.65 = 50,930,442.30/x
  3. Step 3: Cross multiply
    91,745,111.10x = 137,617,666.65 × 50,930,442.30
  4. Step 4: Simplify right side
    91,745,111.10x = 7,008,928,630,778,459
  5. Step 5: Solve for x
    x = 7,008,928,630,778,459/91,745,111.10
  6. Step 6: Final answer
    x = 76,395,663.45

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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.