Home / 734,176,187.52-1,100,861,758.48-291,069,982.12

Finding the Fourth Proportional to 734,176,187.52, 1,100,861,758.48 and 291,069,982.12

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Solution

The fourth proportional to 734,176,187.52, 1,100,861,758.48 and 291,069,982.12 is: 436,445,389.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,176,187.52 : 1,100,861,758.48 = 291,069,982.12 : x
  2. Step 2: Convert to fraction form
    734,176,187.52/1,100,861,758.48 = 291,069,982.12/x
  3. Step 3: Cross multiply
    734,176,187.52x = 1,100,861,758.48 × 291,069,982.12
  4. Step 4: Simplify right side
    734,176,187.52x = 320,427,812,357,365,376
  5. Step 5: Solve for x
    x = 320,427,812,357,365,376/734,176,187.52
  6. Step 6: Final answer
    x = 436,445,389.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.