Home / 532,238,444.20-798,357,666.30-492,425,324.20

Finding the Fourth Proportional to 532,238,444.20, 798,357,666.30 and 492,425,324.20

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Solution

The fourth proportional to 532,238,444.20, 798,357,666.30 and 492,425,324.20 is: 738,637,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,238,444.20 : 798,357,666.30 = 492,425,324.20 : x
  2. Step 2: Convert to fraction form
    532,238,444.20/798,357,666.30 = 492,425,324.20/x
  3. Step 3: Cross multiply
    532,238,444.20x = 798,357,666.30 × 492,425,324.20
  4. Step 4: Simplify right side
    532,238,444.20x = 393,131,532,655,332,864
  5. Step 5: Solve for x
    x = 393,131,532,655,332,864/532,238,444.20
  6. Step 6: Final answer
    x = 738,637,986.30

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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.