Home / 99,550,053,959.55-137,391,656,751.80-65,284,588,275.51

Finding the Fourth Proportional to 99,550,053,959.55, 137,391,656,751.80 and 65,284,588,275.51

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Solution

The fourth proportional to 99,550,053,959.55, 137,391,656,751.80 and 65,284,588,275.51 is: 90,100,983,241.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,550,053,959.55 : 137,391,656,751.80 = 65,284,588,275.51 : x
  2. Step 2: Convert to fraction form
    99,550,053,959.55/137,391,656,751.80 = 65,284,588,275.51/x
  3. Step 3: Cross multiply
    99,550,053,959.55x = 137,391,656,751.80 × 65,284,588,275.51
  4. Step 4: Simplify right side
    99,550,053,959.55x = 8,969,557,743,531,457,511,424
  5. Step 5: Solve for x
    x = 8,969,557,743,531,457,511,424/99,550,053,959.55
  6. Step 6: Final answer
    x = 90,100,983,241.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.