Home / 136,123,711.80-204,185,567.70-45,247,300.80

Finding the Fourth Proportional to 136,123,711.80, 204,185,567.70 and 45,247,300.80

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Solution

The fourth proportional to 136,123,711.80, 204,185,567.70 and 45,247,300.80 is: 67,870,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,123,711.80 : 204,185,567.70 = 45,247,300.80 : x
  2. Step 2: Convert to fraction form
    136,123,711.80/204,185,567.70 = 45,247,300.80/x
  3. Step 3: Cross multiply
    136,123,711.80x = 204,185,567.70 × 45,247,300.80
  4. Step 4: Simplify right side
    136,123,711.80x = 9,238,845,800,740,664
  5. Step 5: Solve for x
    x = 9,238,845,800,740,664/136,123,711.80
  6. Step 6: Final answer
    x = 67,870,951.20

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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.