Home / 117,875,920.80-176,813,881.20-98,744,044.80

Finding the Fourth Proportional to 117,875,920.80, 176,813,881.20 and 98,744,044.80

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Solution

The fourth proportional to 117,875,920.80, 176,813,881.20 and 98,744,044.80 is: 148,116,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,875,920.80 : 176,813,881.20 = 98,744,044.80 : x
  2. Step 2: Convert to fraction form
    117,875,920.80/176,813,881.20 = 98,744,044.80/x
  3. Step 3: Cross multiply
    117,875,920.80x = 176,813,881.20 × 98,744,044.80
  4. Step 4: Simplify right side
    117,875,920.80x = 17,459,317,806,474,676
  5. Step 5: Solve for x
    x = 17,459,317,806,474,676/117,875,920.80
  6. Step 6: Final answer
    x = 148,116,067.20

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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.