Home / 121,772,010.32-182,688,497.40-35,510,426.90

Finding the Fourth Proportional to 121,772,010.32, 182,688,497.40 and 35,510,426.90

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Solution

The fourth proportional to 121,772,010.32, 182,688,497.40 and 35,510,426.90 is: 53,274,529.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,772,010.32 : 182,688,497.40 = 35,510,426.90 : x
  2. Step 2: Convert to fraction form
    121,772,010.32/182,688,497.40 = 35,510,426.90/x
  3. Step 3: Cross multiply
    121,772,010.32x = 182,688,497.40 × 35,510,426.90
  4. Step 4: Simplify right side
    121,772,010.32x = 6,487,346,532,393,540
  5. Step 5: Solve for x
    x = 6,487,346,532,393,540/121,772,010.32
  6. Step 6: Final answer
    x = 53,274,529.31

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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.