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Finding the Fourth Proportional to 161,797,244.40, 242,695,866.60 and 93,604,834.80

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Solution

The fourth proportional to 161,797,244.40, 242,695,866.60 and 93,604,834.80 is: 140,407,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,797,244.40 : 242,695,866.60 = 93,604,834.80 : x
  2. Step 2: Convert to fraction form
    161,797,244.40/242,695,866.60 = 93,604,834.80/x
  3. Step 3: Cross multiply
    161,797,244.40x = 242,695,866.60 × 93,604,834.80
  4. Step 4: Simplify right side
    161,797,244.40x = 22,717,506,499,735,836
  5. Step 5: Solve for x
    x = 22,717,506,499,735,836/161,797,244.40
  6. Step 6: Final answer
    x = 140,407,252.20

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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.