Home / 222,045,411.06-306,454,719.15-127,941,534.90

Finding the Fourth Proportional to 222,045,411.06, 306,454,719.15 and 127,941,534.90

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Solution

The fourth proportional to 222,045,411.06, 306,454,719.15 and 127,941,534.90 is: 176,577,786.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,045,411.06 : 306,454,719.15 = 127,941,534.90 : x
  2. Step 2: Convert to fraction form
    222,045,411.06/306,454,719.15 = 127,941,534.90/x
  3. Step 3: Cross multiply
    222,045,411.06x = 306,454,719.15 × 127,941,534.90
  4. Step 4: Simplify right side
    222,045,411.06x = 39,208,287,145,399,424
  5. Step 5: Solve for x
    x = 39,208,287,145,399,424/222,045,411.06
  6. Step 6: Final answer
    x = 176,577,786.31

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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.