Home / 127,906,001.80-191,859,002.70-119,339,960.20

Finding the Fourth Proportional to 127,906,001.80, 191,859,002.70 and 119,339,960.20

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Solution

The fourth proportional to 127,906,001.80, 191,859,002.70 and 119,339,960.20 is: 179,009,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,906,001.80 : 191,859,002.70 = 119,339,960.20 : x
  2. Step 2: Convert to fraction form
    127,906,001.80/191,859,002.70 = 119,339,960.20/x
  3. Step 3: Cross multiply
    127,906,001.80x = 191,859,002.70 × 119,339,960.20
  4. Step 4: Simplify right side
    127,906,001.80x = 22,896,445,746,229,692
  5. Step 5: Solve for x
    x = 22,896,445,746,229,692/127,906,001.80
  6. Step 6: Final answer
    x = 179,009,940.30

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1.5x scale

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.