Home / 131,490,269.70-197,235,404.55-59,686,685.70

Finding the Fourth Proportional to 131,490,269.70, 197,235,404.55 and 59,686,685.70

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Solution

The fourth proportional to 131,490,269.70, 197,235,404.55 and 59,686,685.70 is: 89,530,028.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,490,269.70 : 197,235,404.55 = 59,686,685.70 : x
  2. Step 2: Convert to fraction form
    131,490,269.70/197,235,404.55 = 59,686,685.70/x
  3. Step 3: Cross multiply
    131,490,269.70x = 197,235,404.55 × 59,686,685.70
  4. Step 4: Simplify right side
    131,490,269.70x = 11,772,327,600,288,202
  5. Step 5: Solve for x
    x = 11,772,327,600,288,202/131,490,269.70
  6. Step 6: Final answer
    x = 89,530,028.55

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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.