Home / 121,279,809.30-181,919,713.95-44,586,968.10

Finding the Fourth Proportional to 121,279,809.30, 181,919,713.95 and 44,586,968.10

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Solution

The fourth proportional to 121,279,809.30, 181,919,713.95 and 44,586,968.10 is: 66,880,452.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,279,809.30 : 181,919,713.95 = 44,586,968.10 : x
  2. Step 2: Convert to fraction form
    121,279,809.30/181,919,713.95 = 44,586,968.10/x
  3. Step 3: Cross multiply
    121,279,809.30x = 181,919,713.95 × 44,586,968.10
  4. Step 4: Simplify right side
    121,279,809.30x = 8,111,248,482,649,775
  5. Step 5: Solve for x
    x = 8,111,248,482,649,775/121,279,809.30
  6. Step 6: Final answer
    x = 66,880,452.15

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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.