Home / 497,666,487.40-746,499,731.10-360,609,821.80

Finding the Fourth Proportional to 497,666,487.40, 746,499,731.10 and 360,609,821.80

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Solution

The fourth proportional to 497,666,487.40, 746,499,731.10 and 360,609,821.80 is: 540,914,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,666,487.40 : 746,499,731.10 = 360,609,821.80 : x
  2. Step 2: Convert to fraction form
    497,666,487.40/746,499,731.10 = 360,609,821.80/x
  3. Step 3: Cross multiply
    497,666,487.40x = 746,499,731.10 × 360,609,821.80
  4. Step 4: Simplify right side
    497,666,487.40x = 269,195,135,005,718,944
  5. Step 5: Solve for x
    x = 269,195,135,005,718,944/497,666,487.40
  6. Step 6: Final answer
    x = 540,914,732.70

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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.