Home / 185,841,453.90-278,762,180.85-155,608,365.90

Finding the Fourth Proportional to 185,841,453.90, 278,762,180.85 and 155,608,365.90

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Solution

The fourth proportional to 185,841,453.90, 278,762,180.85 and 155,608,365.90 is: 233,412,548.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,841,453.90 : 278,762,180.85 = 155,608,365.90 : x
  2. Step 2: Convert to fraction form
    185,841,453.90/278,762,180.85 = 155,608,365.90/x
  3. Step 3: Cross multiply
    185,841,453.90x = 278,762,180.85 × 155,608,365.90
  4. Step 4: Simplify right side
    185,841,453.90x = 43,377,727,436,788,776
  5. Step 5: Solve for x
    x = 43,377,727,436,788,776/185,841,453.90
  6. Step 6: Final answer
    x = 233,412,548.85

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Similar ratio
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1.5x scale

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.