Home / 94,091,119.09-129,822,261.50-56,420,196.13

Finding the Fourth Proportional to 94,091,119.09, 129,822,261.50 and 56,420,196.13

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Solution

The fourth proportional to 94,091,119.09, 129,822,261.50 and 56,420,196.13 is: 77,845,789.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,091,119.09 : 129,822,261.50 = 56,420,196.13 : x
  2. Step 2: Convert to fraction form
    94,091,119.09/129,822,261.50 = 56,420,196.13/x
  3. Step 3: Cross multiply
    94,091,119.09x = 129,822,261.50 × 56,420,196.13
  4. Step 4: Simplify right side
    94,091,119.09x = 7,324,597,456,173,476
  5. Step 5: Solve for x
    x = 7,324,597,456,173,476/94,091,119.09
  6. Step 6: Final answer
    x = 77,845,789.56

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Double scale
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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.