Home / 1,095,177,015.23-1,511,418,432.05-618,702,127.71

Finding the Fourth Proportional to 1,095,177,015.23, 1,511,418,432.05 and 618,702,127.71

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Solution

The fourth proportional to 1,095,177,015.23, 1,511,418,432.05 and 618,702,127.71 is: 853,850,826.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,177,015.23 : 1,511,418,432.05 = 618,702,127.71 : x
  2. Step 2: Convert to fraction form
    1,095,177,015.23/1,511,418,432.05 = 618,702,127.71/x
  3. Step 3: Cross multiply
    1,095,177,015.23x = 1,511,418,432.05 × 618,702,127.71
  4. Step 4: Simplify right side
    1,095,177,015.23x = 935,117,799,769,447,040
  5. Step 5: Solve for x
    x = 935,117,799,769,447,040/1,095,177,015.23
  6. Step 6: Final answer
    x = 853,850,826.64

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Double scale
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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.