Home / 42,096,153,951.52-63,123,568,462.32-20,824,024,930.72

Finding the Fourth Proportional to 42,096,153,951.52, 63,123,568,462.32 and 20,824,024,930.72

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Solution

The fourth proportional to 42,096,153,951.52, 63,123,568,462.32 and 20,824,024,930.72 is: 31,225,816,137.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,096,153,951.52 : 63,123,568,462.32 = 20,824,024,930.72 : x
  2. Step 2: Convert to fraction form
    42,096,153,951.52/63,123,568,462.32 = 20,824,024,930.72/x
  3. Step 3: Cross multiply
    42,096,153,951.52x = 63,123,568,462.32 × 20,824,024,930.72
  4. Step 4: Simplify right side
    42,096,153,951.52x = 1,314,486,763,375,362,572,288
  5. Step 5: Solve for x
    x = 1,314,486,763,375,362,572,288/42,096,153,951.52
  6. Step 6: Final answer
    x = 31,225,816,137.25

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1.5x scale

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.