Home / 784,414,132.80-1,174,497,832.80-614,544,820.80

Finding the Fourth Proportional to 784,414,132.80, 1,174,497,832.80 and 614,544,820.80

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Solution

The fourth proportional to 784,414,132.80, 1,174,497,832.80 and 614,544,820.80 is: 920,153,691.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,414,132.80 : 1,174,497,832.80 = 614,544,820.80 : x
  2. Step 2: Convert to fraction form
    784,414,132.80/1,174,497,832.80 = 614,544,820.80/x
  3. Step 3: Cross multiply
    784,414,132.80x = 1,174,497,832.80 × 614,544,820.80
  4. Step 4: Simplify right side
    784,414,132.80x = 721,781,560,188,064,256
  5. Step 5: Solve for x
    x = 721,781,560,188,064,256/784,414,132.80
  6. Step 6: Final answer
    x = 920,153,691.79

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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.