Home / 1,322,780,278.74-1,984,175,767.53-535,848,813.24

Finding the Fourth Proportional to 1,322,780,278.74, 1,984,175,767.53 and 535,848,813.24

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Solution

The fourth proportional to 1,322,780,278.74, 1,984,175,767.53 and 535,848,813.24 is: 803,775,386.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,780,278.74 : 1,984,175,767.53 = 535,848,813.24 : x
  2. Step 2: Convert to fraction form
    1,322,780,278.74/1,984,175,767.53 = 535,848,813.24/x
  3. Step 3: Cross multiply
    1,322,780,278.74x = 1,984,175,767.53 × 535,848,813.24
  4. Step 4: Simplify right side
    1,322,780,278.74x = 1,063,218,230,290,516,608
  5. Step 5: Solve for x
    x = 1,063,218,230,290,516,608/1,322,780,278.74
  6. Step 6: Final answer
    x = 803,775,386.87

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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.