Home / 3,547,037,691.30-5,318,918,840.28-1,305,521,970.52

Finding the Fourth Proportional to 3,547,037,691.30, 5,318,918,840.28 and 1,305,521,970.52

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Solution

The fourth proportional to 3,547,037,691.30, 5,318,918,840.28 and 1,305,521,970.52 is: 1,957,680,185.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,037,691.30 : 5,318,918,840.28 = 1,305,521,970.52 : x
  2. Step 2: Convert to fraction form
    3,547,037,691.30/5,318,918,840.28 = 1,305,521,970.52/x
  3. Step 3: Cross multiply
    3,547,037,691.30x = 5,318,918,840.28 × 1,305,521,970.52
  4. Step 4: Simplify right side
    3,547,037,691.30x = 6,943,965,405,398,298,624
  5. Step 5: Solve for x
    x = 6,943,965,405,398,298,624/3,547,037,691.30
  6. Step 6: Final answer
    x = 1,957,680,185.48

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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.