Home / 2,620,659,637.50-3,931,541,615.60-849,892,282.32

Finding the Fourth Proportional to 2,620,659,637.50, 3,931,541,615.60 and 849,892,282.32

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Solution

The fourth proportional to 2,620,659,637.50, 3,931,541,615.60 and 849,892,282.32 is: 1,275,017,491.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,659,637.50 : 3,931,541,615.60 = 849,892,282.32 : x
  2. Step 2: Convert to fraction form
    2,620,659,637.50/3,931,541,615.60 = 849,892,282.32/x
  3. Step 3: Cross multiply
    2,620,659,637.50x = 3,931,541,615.60 × 849,892,282.32
  4. Step 4: Simplify right side
    2,620,659,637.50x = 3,341,386,876,718,344,192
  5. Step 5: Solve for x
    x = 3,341,386,876,718,344,192/2,620,659,637.50
  6. Step 6: Final answer
    x = 1,275,017,491.36

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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.