Home / 750,520,297.38-1,125,921,869.91-284,321,356.50

Finding the Fourth Proportional to 750,520,297.38, 1,125,921,869.91 and 284,321,356.50

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Solution

The fourth proportional to 750,520,297.38, 1,125,921,869.91 and 284,321,356.50 is: 426,535,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,520,297.38 : 1,125,921,869.91 = 284,321,356.50 : x
  2. Step 2: Convert to fraction form
    750,520,297.38/1,125,921,869.91 = 284,321,356.50/x
  3. Step 3: Cross multiply
    750,520,297.38x = 1,125,921,869.91 × 284,321,356.50
  4. Step 4: Simplify right side
    750,520,297.38x = 320,123,633,365,827,776
  5. Step 5: Solve for x
    x = 320,123,633,365,827,776/750,520,297.38
  6. Step 6: Final answer
    x = 426,535,610.67

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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.