Home / 126,860,309.20-190,290,463.80-88,596,557.20

Finding the Fourth Proportional to 126,860,309.20, 190,290,463.80 and 88,596,557.20

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Solution

The fourth proportional to 126,860,309.20, 190,290,463.80 and 88,596,557.20 is: 132,894,835.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,860,309.20 : 190,290,463.80 = 88,596,557.20 : x
  2. Step 2: Convert to fraction form
    126,860,309.20/190,290,463.80 = 88,596,557.20/x
  3. Step 3: Cross multiply
    126,860,309.20x = 190,290,463.80 × 88,596,557.20
  4. Step 4: Simplify right side
    126,860,309.20x = 16,859,079,960,671,230
  5. Step 5: Solve for x
    x = 16,859,079,960,671,230/126,860,309.20
  6. Step 6: Final answer
    x = 132,894,835.80

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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.