Home / 91,745,999.10-137,618,998.65-50,931,330.30

Finding the Fourth Proportional to 91,745,999.10, 137,618,998.65 and 50,931,330.30

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Solution

The fourth proportional to 91,745,999.10, 137,618,998.65 and 50,931,330.30 is: 76,396,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,745,999.10 : 137,618,998.65 = 50,931,330.30 : x
  2. Step 2: Convert to fraction form
    91,745,999.10/137,618,998.65 = 50,931,330.30/x
  3. Step 3: Cross multiply
    91,745,999.10x = 137,618,998.65 × 50,931,330.30
  4. Step 4: Simplify right side
    91,745,999.10x = 7,009,118,675,798,404
  5. Step 5: Solve for x
    x = 7,009,118,675,798,404/91,745,999.10
  6. Step 6: Final answer
    x = 76,396,995.45

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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.