Home / 121,279,314.30-181,918,971.45-44,586,473.10

Finding the Fourth Proportional to 121,279,314.30, 181,918,971.45 and 44,586,473.10

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Solution

The fourth proportional to 121,279,314.30, 181,918,971.45 and 44,586,473.10 is: 66,879,709.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,279,314.30 : 181,918,971.45 = 44,586,473.10 : x
  2. Step 2: Convert to fraction form
    121,279,314.30/181,918,971.45 = 44,586,473.10/x
  3. Step 3: Cross multiply
    121,279,314.30x = 181,918,971.45 × 44,586,473.10
  4. Step 4: Simplify right side
    121,279,314.30x = 8,111,125,326,935,093
  5. Step 5: Solve for x
    x = 8,111,125,326,935,093/121,279,314.30
  6. Step 6: Final answer
    x = 66,879,709.65

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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.