Home / 124,659,033.60-186,988,550.40-83,844,364.80

Finding the Fourth Proportional to 124,659,033.60, 186,988,550.40 and 83,844,364.80

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Solution

The fourth proportional to 124,659,033.60, 186,988,550.40 and 83,844,364.80 is: 125,766,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,659,033.60 : 186,988,550.40 = 83,844,364.80 : x
  2. Step 2: Convert to fraction form
    124,659,033.60/186,988,550.40 = 83,844,364.80/x
  3. Step 3: Cross multiply
    124,659,033.60x = 186,988,550.40 × 83,844,364.80
  4. Step 4: Simplify right side
    124,659,033.60x = 15,677,936,233,160,786
  5. Step 5: Solve for x
    x = 15,677,936,233,160,786/124,659,033.60
  6. Step 6: Final answer
    x = 125,766,547.20

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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.