Home / 250,776,101.40-376,164,152.10-86,959,413.15

Finding the Fourth Proportional to 250,776,101.40, 376,164,152.10 and 86,959,413.15

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Solution

The fourth proportional to 250,776,101.40, 376,164,152.10 and 86,959,413.15 is: 130,439,119.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,776,101.40 : 376,164,152.10 = 86,959,413.15 : x
  2. Step 2: Convert to fraction form
    250,776,101.40/376,164,152.10 = 86,959,413.15/x
  3. Step 3: Cross multiply
    250,776,101.40x = 376,164,152.10 × 86,959,413.15
  4. Step 4: Simplify right side
    250,776,101.40x = 32,711,013,914,683,344
  5. Step 5: Solve for x
    x = 32,711,013,914,683,344/250,776,101.40
  6. Step 6: Final answer
    x = 130,439,119.73

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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.