Home / 195,572,415.60-293,358,677.72-72,734,683.28

Finding the Fourth Proportional to 195,572,415.60, 293,358,677.72 and 72,734,683.28

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Solution

The fourth proportional to 195,572,415.60, 293,358,677.72 and 72,734,683.28 is: 109,102,045.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,572,415.60 : 293,358,677.72 = 72,734,683.28 : x
  2. Step 2: Convert to fraction form
    195,572,415.60/293,358,677.72 = 72,734,683.28/x
  3. Step 3: Cross multiply
    195,572,415.60x = 293,358,677.72 × 72,734,683.28
  4. Step 4: Simplify right side
    195,572,415.60x = 21,337,350,511,403,796
  5. Step 5: Solve for x
    x = 21,337,350,511,403,796/195,572,415.60
  6. Step 6: Final answer
    x = 109,102,045.12

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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.