Home / 2,020,854,414.60-3,031,281,621.90-915,988,575.60

Finding the Fourth Proportional to 2,020,854,414.60, 3,031,281,621.90 and 915,988,575.60

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Solution

The fourth proportional to 2,020,854,414.60, 3,031,281,621.90 and 915,988,575.60 is: 1,373,982,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,854,414.60 : 3,031,281,621.90 = 915,988,575.60 : x
  2. Step 2: Convert to fraction form
    2,020,854,414.60/3,031,281,621.90 = 915,988,575.60/x
  3. Step 3: Cross multiply
    2,020,854,414.60x = 3,031,281,621.90 × 915,988,575.60
  4. Step 4: Simplify right side
    2,020,854,414.60x = 2,776,619,335,086,639,104
  5. Step 5: Solve for x
    x = 2,776,619,335,086,639,104/2,020,854,414.60
  6. Step 6: Final answer
    x = 1,373,982,863.40

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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.