Home / 726,952,438.70-1,090,727,256.45-267,110,902.70

Finding the Fourth Proportional to 726,952,438.70, 1,090,727,256.45 and 267,110,902.70

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Solution

The fourth proportional to 726,952,438.70, 1,090,727,256.45 and 267,110,902.70 is: 400,776,070.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,952,438.70 : 1,090,727,256.45 = 267,110,902.70 : x
  2. Step 2: Convert to fraction form
    726,952,438.70/1,090,727,256.45 = 267,110,902.70/x
  3. Step 3: Cross multiply
    726,952,438.70x = 1,090,727,256.45 × 267,110,902.70
  4. Step 4: Simplify right side
    726,952,438.70x = 291,345,142,069,853,888
  5. Step 5: Solve for x
    x = 291,345,142,069,853,888/726,952,438.70
  6. Step 6: Final answer
    x = 400,776,070.84

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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.