Home / 144,878,555.60-217,317,833.40-98,962,053.20

Finding the Fourth Proportional to 144,878,555.60, 217,317,833.40 and 98,962,053.20

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Solution

The fourth proportional to 144,878,555.60, 217,317,833.40 and 98,962,053.20 is: 148,443,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,878,555.60 : 217,317,833.40 = 98,962,053.20 : x
  2. Step 2: Convert to fraction form
    144,878,555.60/217,317,833.40 = 98,962,053.20/x
  3. Step 3: Cross multiply
    144,878,555.60x = 217,317,833.40 × 98,962,053.20
  4. Step 4: Simplify right side
    144,878,555.60x = 21,506,218,990,239,540
  5. Step 5: Solve for x
    x = 21,506,218,990,239,540/144,878,555.60
  6. Step 6: Final answer
    x = 148,443,079.80

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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.