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Finding the Fourth Proportional to 293,333,413.80, 440,053,264.80 and 147,399,715.20

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Solution

The fourth proportional to 293,333,413.80, 440,053,264.80 and 147,399,715.20 is: 221,126,277.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,333,413.80 : 440,053,264.80 = 147,399,715.20 : x
  2. Step 2: Convert to fraction form
    293,333,413.80/440,053,264.80 = 147,399,715.20/x
  3. Step 3: Cross multiply
    293,333,413.80x = 440,053,264.80 × 147,399,715.20
  4. Step 4: Simplify right side
    293,333,413.80x = 64,863,725,904,350,184
  5. Step 5: Solve for x
    x = 64,863,725,904,350,184/293,333,413.80
  6. Step 6: Final answer
    x = 221,126,277.65

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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.