Home / 70,240,399,726.72-96,929,243,644.08-39,755,928,823.96

Finding the Fourth Proportional to 70,240,399,726.72, 96,929,243,644.08 and 39,755,928,823.96

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Solution

The fourth proportional to 70,240,399,726.72, 96,929,243,644.08 and 39,755,928,823.96 is: 54,861,762,265.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,240,399,726.72 : 96,929,243,644.08 = 39,755,928,823.96 : x
  2. Step 2: Convert to fraction form
    70,240,399,726.72/96,929,243,644.08 = 39,755,928,823.96/x
  3. Step 3: Cross multiply
    70,240,399,726.72x = 96,929,243,644.08 × 39,755,928,823.96
  4. Step 4: Simplify right side
    70,240,399,726.72x = 3,853,512,111,274,321,772,544
  5. Step 5: Solve for x
    x = 3,853,512,111,274,321,772,544/70,240,399,726.72
  6. Step 6: Final answer
    x = 54,861,762,265.97

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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.