Home / 434,241,616.80-651,362,425.20-192,376,912.80

Finding the Fourth Proportional to 434,241,616.80, 651,362,425.20 and 192,376,912.80

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Solution

The fourth proportional to 434,241,616.80, 651,362,425.20 and 192,376,912.80 is: 288,565,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,241,616.80 : 651,362,425.20 = 192,376,912.80 : x
  2. Step 2: Convert to fraction form
    434,241,616.80/651,362,425.20 = 192,376,912.80/x
  3. Step 3: Cross multiply
    434,241,616.80x = 651,362,425.20 × 192,376,912.80
  4. Step 4: Simplify right side
    434,241,616.80x = 125,307,092,473,896,944
  5. Step 5: Solve for x
    x = 125,307,092,473,896,944/434,241,616.80
  6. Step 6: Final answer
    x = 288,565,369.20

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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.