Home / 117,988,802.40-177,046,655.76-113,694,195.36

Finding the Fourth Proportional to 117,988,802.40, 177,046,655.76 and 113,694,195.36

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Solution

The fourth proportional to 117,988,802.40, 177,046,655.76 and 113,694,195.36 is: 170,602,435.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,988,802.40 : 177,046,655.76 = 113,694,195.36 : x
  2. Step 2: Convert to fraction form
    117,988,802.40/177,046,655.76 = 113,694,195.36/x
  3. Step 3: Cross multiply
    117,988,802.40x = 177,046,655.76 × 113,694,195.36
  4. Step 4: Simplify right side
    117,988,802.40x = 20,129,177,067,812,108
  5. Step 5: Solve for x
    x = 20,129,177,067,812,108/117,988,802.40
  6. Step 6: Final answer
    x = 170,602,435.64

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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.