Home / 312,585,474.47-468,945,921.22-94,217,548.55

Finding the Fourth Proportional to 312,585,474.47, 468,945,921.22 and 94,217,548.55

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Solution

The fourth proportional to 312,585,474.47, 468,945,921.22 and 94,217,548.55 is: 141,346,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,585,474.47 : 468,945,921.22 = 94,217,548.55 : x
  2. Step 2: Convert to fraction form
    312,585,474.47/468,945,921.22 = 94,217,548.55/x
  3. Step 3: Cross multiply
    312,585,474.47x = 468,945,921.22 × 94,217,548.55
  4. Step 4: Simplify right side
    312,585,474.47x = 44,182,935,097,289,552
  5. Step 5: Solve for x
    x = 44,182,935,097,289,552/312,585,474.47
  6. Step 6: Final answer
    x = 141,346,731.40

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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.