Home / 162,355,818.20-224,042,400.06-91,787,209.24

Finding the Fourth Proportional to 162,355,818.20, 224,042,400.06 and 91,787,209.24

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Solution

The fourth proportional to 162,355,818.20, 224,042,400.06 and 91,787,209.24 is: 126,661,470.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,355,818.20 : 224,042,400.06 = 91,787,209.24 : x
  2. Step 2: Convert to fraction form
    162,355,818.20/224,042,400.06 = 91,787,209.24/x
  3. Step 3: Cross multiply
    162,355,818.20x = 224,042,400.06 × 91,787,209.24
  4. Step 4: Simplify right side
    162,355,818.20x = 20,564,226,652,506,424
  5. Step 5: Solve for x
    x = 20,564,226,652,506,424/162,355,818.20
  6. Step 6: Final answer
    x = 126,661,470.35

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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.