Home / 744,646,034.88-1,027,684,112.40-556,147,073.88

Finding the Fourth Proportional to 744,646,034.88, 1,027,684,112.40 and 556,147,073.88

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Solution

The fourth proportional to 744,646,034.88, 1,027,684,112.40 and 556,147,073.88 is: 767,537,172.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,646,034.88 : 1,027,684,112.40 = 556,147,073.88 : x
  2. Step 2: Convert to fraction form
    744,646,034.88/1,027,684,112.40 = 556,147,073.88/x
  3. Step 3: Cross multiply
    744,646,034.88x = 1,027,684,112.40 × 556,147,073.88
  4. Step 4: Simplify right side
    744,646,034.88x = 571,543,511,984,225,024
  5. Step 5: Solve for x
    x = 571,543,511,984,225,024/744,646,034.88
  6. Step 6: Final answer
    x = 767,537,172.31

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.