Home / 936,067,428.86-1,403,769,951.02-271,943,279.41

Finding the Fourth Proportional to 936,067,428.86, 1,403,769,951.02 and 271,943,279.41

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Solution

The fourth proportional to 936,067,428.86, 1,403,769,951.02 and 271,943,279.41 is: 407,818,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,067,428.86 : 1,403,769,951.02 = 271,943,279.41 : x
  2. Step 2: Convert to fraction form
    936,067,428.86/1,403,769,951.02 = 271,943,279.41/x
  3. Step 3: Cross multiply
    936,067,428.86x = 1,403,769,951.02 × 271,943,279.41
  4. Step 4: Simplify right side
    936,067,428.86x = 381,745,804,012,125,184
  5. Step 5: Solve for x
    x = 381,745,804,012,125,184/936,067,428.86
  6. Step 6: Final answer
    x = 407,818,702.20

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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.