Home / 517,928,630.34-714,733,063.34-282,974,233.98

Finding the Fourth Proportional to 517,928,630.34, 714,733,063.34 and 282,974,233.98

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Solution

The fourth proportional to 517,928,630.34, 714,733,063.34 and 282,974,233.98 is: 390,499,828.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,928,630.34 : 714,733,063.34 = 282,974,233.98 : x
  2. Step 2: Convert to fraction form
    517,928,630.34/714,733,063.34 = 282,974,233.98/x
  3. Step 3: Cross multiply
    517,928,630.34x = 714,733,063.34 × 282,974,233.98
  4. Step 4: Simplify right side
    517,928,630.34x = 202,251,041,098,815,328
  5. Step 5: Solve for x
    x = 202,251,041,098,815,328/517,928,630.34
  6. Step 6: Final answer
    x = 390,499,828.07

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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.