Home / 649,656,019.20-974,484,028.80-496,601,011.20

Finding the Fourth Proportional to 649,656,019.20, 974,484,028.80 and 496,601,011.20

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Solution

The fourth proportional to 649,656,019.20, 974,484,028.80 and 496,601,011.20 is: 744,901,516.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,656,019.20 : 974,484,028.80 = 496,601,011.20 : x
  2. Step 2: Convert to fraction form
    649,656,019.20/974,484,028.80 = 496,601,011.20/x
  3. Step 3: Cross multiply
    649,656,019.20x = 974,484,028.80 × 496,601,011.20
  4. Step 4: Simplify right side
    649,656,019.20x = 483,929,754,100,329,856
  5. Step 5: Solve for x
    x = 483,929,754,100,329,856/649,656,019.20
  6. Step 6: Final answer
    x = 744,901,516.80

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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.