Home / 275,256,923.70-412,885,385.55-166,417,806.90

Finding the Fourth Proportional to 275,256,923.70, 412,885,385.55 and 166,417,806.90

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Solution

The fourth proportional to 275,256,923.70, 412,885,385.55 and 166,417,806.90 is: 249,626,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,256,923.70 : 412,885,385.55 = 166,417,806.90 : x
  2. Step 2: Convert to fraction form
    275,256,923.70/412,885,385.55 = 166,417,806.90/x
  3. Step 3: Cross multiply
    275,256,923.70x = 412,885,385.55 × 166,417,806.90
  4. Step 4: Simplify right side
    275,256,923.70x = 68,711,480,364,291,952
  5. Step 5: Solve for x
    x = 68,711,480,364,291,952/275,256,923.70
  6. Step 6: Final answer
    x = 249,626,710.35

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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.