Home / 112,336,020.60-168,504,030.90-63,963,079.80

Finding the Fourth Proportional to 112,336,020.60, 168,504,030.90 and 63,963,079.80

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Solution

The fourth proportional to 112,336,020.60, 168,504,030.90 and 63,963,079.80 is: 95,944,619.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,336,020.60 : 168,504,030.90 = 63,963,079.80 : x
  2. Step 2: Convert to fraction form
    112,336,020.60/168,504,030.90 = 63,963,079.80/x
  3. Step 3: Cross multiply
    112,336,020.60x = 168,504,030.90 × 63,963,079.80
  4. Step 4: Simplify right side
    112,336,020.60x = 10,778,036,775,078,366
  5. Step 5: Solve for x
    x = 10,778,036,775,078,366/112,336,020.60
  6. Step 6: Final answer
    x = 95,944,619.70

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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.