Home / 192,456,010.40-288,684,015.60-156,176,304.80

Finding the Fourth Proportional to 192,456,010.40, 288,684,015.60 and 156,176,304.80

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Solution

The fourth proportional to 192,456,010.40, 288,684,015.60 and 156,176,304.80 is: 234,264,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,456,010.40 : 288,684,015.60 = 156,176,304.80 : x
  2. Step 2: Convert to fraction form
    192,456,010.40/288,684,015.60 = 156,176,304.80/x
  3. Step 3: Cross multiply
    192,456,010.40x = 288,684,015.60 × 156,176,304.80
  4. Step 4: Simplify right side
    192,456,010.40x = 45,085,602,811,233,560
  5. Step 5: Solve for x
    x = 45,085,602,811,233,560/192,456,010.40
  6. Step 6: Final answer
    x = 234,264,457.20

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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.