Home / 131,712,532-181,763,294.16-73,765,780

Finding the Fourth Proportional to 131,712,532, 181,763,294.16 and 73,765,780

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Solution

The fourth proportional to 131,712,532, 181,763,294.16 and 73,765,780 is: 101,796,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,712,532 : 181,763,294.16 = 73,765,780 : x
  2. Step 2: Convert to fraction form
    131,712,532/181,763,294.16 = 73,765,780/x
  3. Step 3: Cross multiply
    131,712,532x = 181,763,294.16 × 73,765,780
  4. Step 4: Simplify right side
    131,712,532x = 13,407,911,169,081,844
  5. Step 5: Solve for x
    x = 13,407,911,169,081,844/131,712,532
  6. Step 6: Final answer
    x = 101,796,776.40

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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.