Home / 185,694,543.15-256,261,132.65-102,070,415.51

Finding the Fourth Proportional to 185,694,543.15, 256,261,132.65 and 102,070,415.51

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Solution

The fourth proportional to 185,694,543.15, 256,261,132.65 and 102,070,415.51 is: 140,858,637.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,694,543.15 : 256,261,132.65 = 102,070,415.51 : x
  2. Step 2: Convert to fraction form
    185,694,543.15/256,261,132.65 = 102,070,415.51/x
  3. Step 3: Cross multiply
    185,694,543.15x = 256,261,132.65 × 102,070,415.51
  4. Step 4: Simplify right side
    185,694,543.15x = 26,156,680,288,648,728
  5. Step 5: Solve for x
    x = 26,156,680,288,648,728/185,694,543.15
  6. Step 6: Final answer
    x = 140,858,637.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.