Home / 1,101,905,251.20-1,520,697,992.64-606,867,834.24

Finding the Fourth Proportional to 1,101,905,251.20, 1,520,697,992.64 and 606,867,834.24

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Solution

The fourth proportional to 1,101,905,251.20, 1,520,697,992.64 and 606,867,834.24 is: 837,515,472.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,905,251.20 : 1,520,697,992.64 = 606,867,834.24 : x
  2. Step 2: Convert to fraction form
    1,101,905,251.20/1,520,697,992.64 = 606,867,834.24/x
  3. Step 3: Cross multiply
    1,101,905,251.20x = 1,520,697,992.64 × 606,867,834.24
  4. Step 4: Simplify right side
    1,101,905,251.20x = 922,862,697,326,552,320
  5. Step 5: Solve for x
    x = 922,862,697,326,552,320/1,101,905,251.20
  6. Step 6: Final answer
    x = 837,515,472.70

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.