Home / 170,169,680.39-255,318,851.18-66,612,895.76

Finding the Fourth Proportional to 170,169,680.39, 255,318,851.18 and 66,612,895.76

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Solution

The fourth proportional to 170,169,680.39, 255,318,851.18 and 66,612,895.76 is: 99,944,525.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,169,680.39 : 255,318,851.18 = 66,612,895.76 : x
  2. Step 2: Convert to fraction form
    170,169,680.39/255,318,851.18 = 66,612,895.76/x
  3. Step 3: Cross multiply
    170,169,680.39x = 255,318,851.18 × 66,612,895.76
  4. Step 4: Simplify right side
    170,169,680.39x = 17,007,528,017,606,636
  5. Step 5: Solve for x
    x = 17,007,528,017,606,636/170,169,680.39
  6. Step 6: Final answer
    x = 99,944,525.84

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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.