Home / 456,715,421.04-684,919,589.28-165,521,590.56

Finding the Fourth Proportional to 456,715,421.04, 684,919,589.28 and 165,521,590.56

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Solution

The fourth proportional to 456,715,421.04, 684,919,589.28 and 165,521,590.56 is: 248,226,739.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,715,421.04 : 684,919,589.28 = 165,521,590.56 : x
  2. Step 2: Convert to fraction form
    456,715,421.04/684,919,589.28 = 165,521,590.56/x
  3. Step 3: Cross multiply
    456,715,421.04x = 684,919,589.28 × 165,521,590.56
  4. Step 4: Simplify right side
    456,715,421.04x = 113,368,979,823,327,520
  5. Step 5: Solve for x
    x = 113,368,979,823,327,520/456,715,421.04
  6. Step 6: Final answer
    x = 248,226,739.45

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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.