Home / 111,578,708.04-167,369,731.71-42,495,326.96

Finding the Fourth Proportional to 111,578,708.04, 167,369,731.71 and 42,495,326.96

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Solution

The fourth proportional to 111,578,708.04, 167,369,731.71 and 42,495,326.96 is: 63,743,626.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,578,708.04 : 167,369,731.71 = 42,495,326.96 : x
  2. Step 2: Convert to fraction form
    111,578,708.04/167,369,731.71 = 42,495,326.96/x
  3. Step 3: Cross multiply
    111,578,708.04x = 167,369,731.71 × 42,495,326.96
  4. Step 4: Simplify right side
    111,578,708.04x = 7,112,431,471,387,081
  5. Step 5: Solve for x
    x = 7,112,431,471,387,081/111,578,708.04
  6. Step 6: Final answer
    x = 63,743,626.33

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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.