Home / 522,721,330.20-784,081,995.30-497,212,162.20

Finding the Fourth Proportional to 522,721,330.20, 784,081,995.30 and 497,212,162.20

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Solution

The fourth proportional to 522,721,330.20, 784,081,995.30 and 497,212,162.20 is: 745,818,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,721,330.20 : 784,081,995.30 = 497,212,162.20 : x
  2. Step 2: Convert to fraction form
    522,721,330.20/784,081,995.30 = 497,212,162.20/x
  3. Step 3: Cross multiply
    522,721,330.20x = 784,081,995.30 × 497,212,162.20
  4. Step 4: Simplify right side
    522,721,330.20x = 389,855,104,225,203,200
  5. Step 5: Solve for x
    x = 389,855,104,225,203,200/522,721,330.20
  6. Step 6: Final answer
    x = 745,818,243.30

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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.