Home / 171,936,065.60-257,904,098.40-137,923,841.60

Finding the Fourth Proportional to 171,936,065.60, 257,904,098.40 and 137,923,841.60

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Solution

The fourth proportional to 171,936,065.60, 257,904,098.40 and 137,923,841.60 is: 206,885,762.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,936,065.60 : 257,904,098.40 = 137,923,841.60 : x
  2. Step 2: Convert to fraction form
    171,936,065.60/257,904,098.40 = 137,923,841.60/x
  3. Step 3: Cross multiply
    171,936,065.60x = 257,904,098.40 × 137,923,841.60
  4. Step 4: Simplify right side
    171,936,065.60x = 35,571,124,015,712,412
  5. Step 5: Solve for x
    x = 35,571,124,015,712,412/171,936,065.60
  6. Step 6: Final answer
    x = 206,885,762.40

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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.