Home / 747,528,000.90-1,121,292,001.35-441,417,984.90

Finding the Fourth Proportional to 747,528,000.90, 1,121,292,001.35 and 441,417,984.90

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Solution

The fourth proportional to 747,528,000.90, 1,121,292,001.35 and 441,417,984.90 is: 662,126,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,528,000.90 : 1,121,292,001.35 = 441,417,984.90 : x
  2. Step 2: Convert to fraction form
    747,528,000.90/1,121,292,001.35 = 441,417,984.90/x
  3. Step 3: Cross multiply
    747,528,000.90x = 1,121,292,001.35 × 441,417,984.90
  4. Step 4: Simplify right side
    747,528,000.90x = 494,958,455,720,404,992
  5. Step 5: Solve for x
    x = 494,958,455,720,404,992/747,528,000.90
  6. Step 6: Final answer
    x = 662,126,977.35

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Double scale
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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.