Home / 497,082,488.72-745,700,346.95-169,481,387.88

Finding the Fourth Proportional to 497,082,488.72, 745,700,346.95 and 169,481,387.88

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Solution

The fourth proportional to 497,082,488.72, 745,700,346.95 and 169,481,387.88 is: 254,248,203.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,082,488.72 : 745,700,346.95 = 169,481,387.88 : x
  2. Step 2: Convert to fraction form
    497,082,488.72/745,700,346.95 = 169,481,387.88/x
  3. Step 3: Cross multiply
    497,082,488.72x = 745,700,346.95 × 169,481,387.88
  4. Step 4: Simplify right side
    497,082,488.72x = 126,382,329,742,836,128
  5. Step 5: Solve for x
    x = 126,382,329,742,836,128/497,082,488.72
  6. Step 6: Final answer
    x = 254,248,203.49

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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.