Home / 159,928,191.82-220,715,698.45-97,189,810.30

Finding the Fourth Proportional to 159,928,191.82, 220,715,698.45 and 97,189,810.30

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Solution

The fourth proportional to 159,928,191.82, 220,715,698.45 and 97,189,810.30 is: 134,130,928.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,928,191.82 : 220,715,698.45 = 97,189,810.30 : x
  2. Step 2: Convert to fraction form
    159,928,191.82/220,715,698.45 = 97,189,810.30/x
  3. Step 3: Cross multiply
    159,928,191.82x = 220,715,698.45 × 97,189,810.30
  4. Step 4: Simplify right side
    159,928,191.82x = 21,451,316,861,483,924
  5. Step 5: Solve for x
    x = 21,451,316,861,483,924/159,928,191.82
  6. Step 6: Final answer
    x = 134,130,928.50

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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.