Home / 924,778,282.56-1,386,196,391.52-311,149,472.64

Finding the Fourth Proportional to 924,778,282.56, 1,386,196,391.52 and 311,149,472.64

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Solution

The fourth proportional to 924,778,282.56, 1,386,196,391.52 and 311,149,472.64 is: 466,397,496.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,778,282.56 : 1,386,196,391.52 = 311,149,472.64 : x
  2. Step 2: Convert to fraction form
    924,778,282.56/1,386,196,391.52 = 311,149,472.64/x
  3. Step 3: Cross multiply
    924,778,282.56x = 1,386,196,391.52 × 311,149,472.64
  4. Step 4: Simplify right side
    924,778,282.56x = 431,314,276,196,918,912
  5. Step 5: Solve for x
    x = 431,314,276,196,918,912/924,778,282.56
  6. Step 6: Final answer
    x = 466,397,496.93

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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.