Home / 756,425,452.12-1,132,311,024.28-493,543,955.59

Finding the Fourth Proportional to 756,425,452.12, 1,132,311,024.28 and 493,543,955.59

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Solution

The fourth proportional to 756,425,452.12, 1,132,311,024.28 and 493,543,955.59 is: 738,797,538.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,425,452.12 : 1,132,311,024.28 = 493,543,955.59 : x
  2. Step 2: Convert to fraction form
    756,425,452.12/1,132,311,024.28 = 493,543,955.59/x
  3. Step 3: Cross multiply
    756,425,452.12x = 1,132,311,024.28 × 493,543,955.59
  4. Step 4: Simplify right side
    756,425,452.12x = 558,845,261,881,315,712
  5. Step 5: Solve for x
    x = 558,845,261,881,315,712/756,425,452.12
  6. Step 6: Final answer
    x = 738,797,538.23

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Double scale
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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.