Home / 1,499,858,008.30-2,249,787,012.45-409,451,301.10

Finding the Fourth Proportional to 1,499,858,008.30, 2,249,787,012.45 and 409,451,301.10

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Solution

The fourth proportional to 1,499,858,008.30, 2,249,787,012.45 and 409,451,301.10 is: 614,176,951.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,858,008.30 : 2,249,787,012.45 = 409,451,301.10 : x
  2. Step 2: Convert to fraction form
    1,499,858,008.30/2,249,787,012.45 = 409,451,301.10/x
  3. Step 3: Cross multiply
    1,499,858,008.30x = 2,249,787,012.45 × 409,451,301.10
  4. Step 4: Simplify right side
    1,499,858,008.30x = 921,178,219,445,534,336
  5. Step 5: Solve for x
    x = 921,178,219,445,534,336/1,499,858,008.30
  6. Step 6: Final answer
    x = 614,176,951.65

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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.