Home / 548,962,431.56-757,581,318.82-298,077,397.76

Finding the Fourth Proportional to 548,962,431.56, 757,581,318.82 and 298,077,397.76

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Solution

The fourth proportional to 548,962,431.56, 757,581,318.82 and 298,077,397.76 is: 411,353,956.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,962,431.56 : 757,581,318.82 = 298,077,397.76 : x
  2. Step 2: Convert to fraction form
    548,962,431.56/757,581,318.82 = 298,077,397.76/x
  3. Step 3: Cross multiply
    548,962,431.56x = 757,581,318.82 × 298,077,397.76
  4. Step 4: Simplify right side
    548,962,431.56x = 225,817,868,105,454,528
  5. Step 5: Solve for x
    x = 225,817,868,105,454,528/548,962,431.56
  6. Step 6: Final answer
    x = 411,353,956.34

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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.