Home / 195,840,870.60-293,833,622.70-80,835,385.80

Finding the Fourth Proportional to 195,840,870.60, 293,833,622.70 and 80,835,385.80

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Solution

The fourth proportional to 195,840,870.60, 293,833,622.70 and 80,835,385.80 is: 121,282,928.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,840,870.60 : 293,833,622.70 = 80,835,385.80 : x
  2. Step 2: Convert to fraction form
    195,840,870.60/293,833,622.70 = 80,835,385.80/x
  3. Step 3: Cross multiply
    195,840,870.60x = 293,833,622.70 × 80,835,385.80
  4. Step 4: Simplify right side
    195,840,870.60x = 23,752,154,251,966,136
  5. Step 5: Solve for x
    x = 23,752,154,251,966,136/195,840,870.60
  6. Step 6: Final answer
    x = 121,282,928.22

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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.