Home / 1,044,606,691.20-1,565,118,446.40-498,171,619.20

Finding the Fourth Proportional to 1,044,606,691.20, 1,565,118,446.40 and 498,171,619.20

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Solution

The fourth proportional to 1,044,606,691.20, 1,565,118,446.40 and 498,171,619.20 is: 746,403,021.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,606,691.20 : 1,565,118,446.40 = 498,171,619.20 : x
  2. Step 2: Convert to fraction form
    1,044,606,691.20/1,565,118,446.40 = 498,171,619.20/x
  3. Step 3: Cross multiply
    1,044,606,691.20x = 1,565,118,446.40 × 498,171,619.20
  4. Step 4: Simplify right side
    1,044,606,691.20x = 779,697,590,682,876,416
  5. Step 5: Solve for x
    x = 779,697,590,682,876,416/1,044,606,691.20
  6. Step 6: Final answer
    x = 746,403,021.59

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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.