Home / 1,120,327,451.31-1,546,054,059.93-618,537,205.46

Finding the Fourth Proportional to 1,120,327,451.31, 1,546,054,059.93 and 618,537,205.46

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Solution

The fourth proportional to 1,120,327,451.31, 1,546,054,059.93 and 618,537,205.46 is: 853,582,545.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,327,451.31 : 1,546,054,059.93 = 618,537,205.46 : x
  2. Step 2: Convert to fraction form
    1,120,327,451.31/1,546,054,059.93 = 618,537,205.46/x
  3. Step 3: Cross multiply
    1,120,327,451.31x = 1,546,054,059.93 × 618,537,205.46
  4. Step 4: Simplify right side
    1,120,327,451.31x = 956,291,957,720,704,128
  5. Step 5: Solve for x
    x = 956,291,957,720,704,128/1,120,327,451.31
  6. Step 6: Final answer
    x = 853,582,545.53

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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.