Home / 127,826,141.80-191,739,212.70-88,712,084.20

Finding the Fourth Proportional to 127,826,141.80, 191,739,212.70 and 88,712,084.20

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Solution

The fourth proportional to 127,826,141.80, 191,739,212.70 and 88,712,084.20 is: 133,068,126.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,826,141.80 : 191,739,212.70 = 88,712,084.20 : x
  2. Step 2: Convert to fraction form
    127,826,141.80/191,739,212.70 = 88,712,084.20/x
  3. Step 3: Cross multiply
    127,826,141.80x = 191,739,212.70 × 88,712,084.20
  4. Step 4: Simplify right side
    127,826,141.80x = 17,009,585,181,484,108
  5. Step 5: Solve for x
    x = 17,009,585,181,484,108/127,826,141.80
  6. Step 6: Final answer
    x = 133,068,126.30

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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.