Home / 1,322,780,246.52-1,984,175,719.13-535,848,781.05

Finding the Fourth Proportional to 1,322,780,246.52, 1,984,175,719.13 and 535,848,781.05

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Solution

The fourth proportional to 1,322,780,246.52, 1,984,175,719.13 and 535,848,781.05 is: 803,775,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,780,246.52 : 1,984,175,719.13 = 535,848,781.05 : x
  2. Step 2: Convert to fraction form
    1,322,780,246.52/1,984,175,719.13 = 535,848,781.05/x
  3. Step 3: Cross multiply
    1,322,780,246.52x = 1,984,175,719.13 × 535,848,781.05
  4. Step 4: Simplify right side
    1,322,780,246.52x = 1,063,218,140,482,138,496
  5. Step 5: Solve for x
    x = 1,063,218,140,482,138,496/1,322,780,246.52
  6. Step 6: Final answer
    x = 803,775,338.56

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Double scale
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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.