Home / 131,712,535-181,763,298.30-73,765,783

Finding the Fourth Proportional to 131,712,535, 181,763,298.30 and 73,765,783

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Solution

The fourth proportional to 131,712,535, 181,763,298.30 and 73,765,783 is: 101,796,780.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,712,535 : 181,763,298.30 = 73,765,783 : x
  2. Step 2: Convert to fraction form
    131,712,535/181,763,298.30 = 73,765,783/x
  3. Step 3: Cross multiply
    131,712,535x = 181,763,298.30 × 73,765,783
  4. Step 4: Simplify right side
    131,712,535x = 13,407,912,019,762,070
  5. Step 5: Solve for x
    x = 13,407,912,019,762,070/131,712,535
  6. Step 6: Final answer
    x = 101,796,780.54

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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.