Home / 497,992,072.20-746,988,108.30-152,945,145.60

Finding the Fourth Proportional to 497,992,072.20, 746,988,108.30 and 152,945,145.60

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Solution

The fourth proportional to 497,992,072.20, 746,988,108.30 and 152,945,145.60 is: 229,417,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,992,072.20 : 746,988,108.30 = 152,945,145.60 : x
  2. Step 2: Convert to fraction form
    497,992,072.20/746,988,108.30 = 152,945,145.60/x
  3. Step 3: Cross multiply
    497,992,072.20x = 746,988,108.30 × 152,945,145.60
  4. Step 4: Simplify right side
    497,992,072.20x = 114,248,204,985,412,064
  5. Step 5: Solve for x
    x = 114,248,204,985,412,064/497,992,072.20
  6. Step 6: Final answer
    x = 229,417,718.40

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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.