Home / 1,011,436,332.35-1,517,154,498.53-662,244,165.95

Finding the Fourth Proportional to 1,011,436,332.35, 1,517,154,498.53 and 662,244,165.95

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Solution

The fourth proportional to 1,011,436,332.35, 1,517,154,498.53 and 662,244,165.95 is: 993,366,248.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,436,332.35 : 1,517,154,498.53 = 662,244,165.95 : x
  2. Step 2: Convert to fraction form
    1,011,436,332.35/1,517,154,498.53 = 662,244,165.95/x
  3. Step 3: Cross multiply
    1,011,436,332.35x = 1,517,154,498.53 × 662,244,165.95
  4. Step 4: Simplify right side
    1,011,436,332.35x = 1,004,726,715,492,979,328
  5. Step 5: Solve for x
    x = 1,004,726,715,492,979,328/1,011,436,332.35
  6. Step 6: Final answer
    x = 993,366,248.93

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.