Home / 502,820,426.70-754,262,521.04-157,787,671.86

Finding the Fourth Proportional to 502,820,426.70, 754,262,521.04 and 157,787,671.86

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Solution

The fourth proportional to 502,820,426.70, 754,262,521.04 and 157,787,671.86 is: 236,691,512.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,820,426.70 : 754,262,521.04 = 157,787,671.86 : x
  2. Step 2: Convert to fraction form
    502,820,426.70/754,262,521.04 = 157,787,671.86/x
  3. Step 3: Cross multiply
    502,820,426.70x = 754,262,521.04 × 157,787,671.86
  4. Step 4: Simplify right side
    502,820,426.70x = 119,013,327,166,550,352
  5. Step 5: Solve for x
    x = 119,013,327,166,550,352/502,820,426.70
  6. Step 6: Final answer
    x = 236,691,512.21

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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.