Home / 162,355,818.70-224,042,400.75-91,787,209.74

Finding the Fourth Proportional to 162,355,818.70, 224,042,400.75 and 91,787,209.74

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Solution

The fourth proportional to 162,355,818.70, 224,042,400.75 and 91,787,209.74 is: 126,661,471.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,355,818.70 : 224,042,400.75 = 91,787,209.74 : x
  2. Step 2: Convert to fraction form
    162,355,818.70/224,042,400.75 = 91,787,209.74/x
  3. Step 3: Cross multiply
    162,355,818.70x = 224,042,400.75 × 91,787,209.74
  4. Step 4: Simplify right side
    162,355,818.70x = 20,564,226,828,293,384
  5. Step 5: Solve for x
    x = 20,564,226,828,293,384/162,355,818.70
  6. Step 6: Final answer
    x = 126,661,471.04

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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.