Home / 92,687,639.80-139,094,445.30-51,746,999.80

Finding the Fourth Proportional to 92,687,639.80, 139,094,445.30 and 51,746,999.80

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Solution

The fourth proportional to 92,687,639.80, 139,094,445.30 and 51,746,999.80 is: 77,655,664.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,687,639.80 : 139,094,445.30 = 51,746,999.80 : x
  2. Step 2: Convert to fraction form
    92,687,639.80/139,094,445.30 = 51,746,999.80/x
  3. Step 3: Cross multiply
    92,687,639.80x = 139,094,445.30 × 51,746,999.80
  4. Step 4: Simplify right side
    92,687,639.80x = 7,197,720,233,120,211
  5. Step 5: Solve for x
    x = 7,197,720,233,120,211/92,687,639.80
  6. Step 6: Final answer
    x = 77,655,664.21

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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.