Home / 988,647,564.45-1,482,971,346.68-759,771,890.85

Finding the Fourth Proportional to 988,647,564.45, 1,482,971,346.68 and 759,771,890.85

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Solution

The fourth proportional to 988,647,564.45, 1,482,971,346.68 and 759,771,890.85 is: 1,139,657,836.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,647,564.45 : 1,482,971,346.68 = 759,771,890.85 : x
  2. Step 2: Convert to fraction form
    988,647,564.45/1,482,971,346.68 = 759,771,890.85/x
  3. Step 3: Cross multiply
    988,647,564.45x = 1,482,971,346.68 × 759,771,890.85
  4. Step 4: Simplify right side
    988,647,564.45x = 1,126,719,944,139,635,584
  5. Step 5: Solve for x
    x = 1,126,719,944,139,635,584/988,647,564.45
  6. Step 6: Final answer
    x = 1,139,657,836.28

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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.