Home / 608,124,812.20-912,187,218.30-531,597,308.20

Finding the Fourth Proportional to 608,124,812.20, 912,187,218.30 and 531,597,308.20

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Solution

The fourth proportional to 608,124,812.20, 912,187,218.30 and 531,597,308.20 is: 797,395,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,124,812.20 : 912,187,218.30 = 531,597,308.20 : x
  2. Step 2: Convert to fraction form
    608,124,812.20/912,187,218.30 = 531,597,308.20/x
  3. Step 3: Cross multiply
    608,124,812.20x = 912,187,218.30 × 531,597,308.20
  4. Step 4: Simplify right side
    608,124,812.20x = 484,916,269,822,725,760
  5. Step 5: Solve for x
    x = 484,916,269,822,725,760/608,124,812.20
  6. Step 6: Final answer
    x = 797,395,962.30

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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.