Home / 286,897,246.32-430,344,438.17-112,038,046.74

Finding the Fourth Proportional to 286,897,246.32, 430,344,438.17 and 112,038,046.74

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Solution

The fourth proportional to 286,897,246.32, 430,344,438.17 and 112,038,046.74 is: 168,056,511.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,897,246.32 : 430,344,438.17 = 112,038,046.74 : x
  2. Step 2: Convert to fraction form
    286,897,246.32/430,344,438.17 = 112,038,046.74/x
  3. Step 3: Cross multiply
    286,897,246.32x = 430,344,438.17 × 112,038,046.74
  4. Step 4: Simplify right side
    286,897,246.32x = 48,214,950,275,277,592
  5. Step 5: Solve for x
    x = 48,214,950,275,277,592/286,897,246.32
  6. Step 6: Final answer
    x = 168,056,511.15

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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.