Home / 64,350,172,587.32-88,815,532,983.49-42,609,969,847.16

Finding the Fourth Proportional to 64,350,172,587.32, 88,815,532,983.49 and 42,609,969,847.16

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Solution

The fourth proportional to 64,350,172,587.32, 88,815,532,983.49 and 42,609,969,847.16 is: 58,809,899,495.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,350,172,587.32 : 88,815,532,983.49 = 42,609,969,847.16 : x
  2. Step 2: Convert to fraction form
    64,350,172,587.32/88,815,532,983.49 = 42,609,969,847.16/x
  3. Step 3: Cross multiply
    64,350,172,587.32x = 88,815,532,983.49 × 42,609,969,847.16
  4. Step 4: Simplify right side
    64,350,172,587.32x = 3,784,427,182,385,954,029,568
  5. Step 5: Solve for x
    x = 3,784,427,182,385,954,029,568/64,350,172,587.32
  6. Step 6: Final answer
    x = 58,809,899,495.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.