Home / 131,736,045.60-197,462,350.80-49,823,272.80

Finding the Fourth Proportional to 131,736,045.60, 197,462,350.80 and 49,823,272.80

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Solution

The fourth proportional to 131,736,045.60, 197,462,350.80 and 49,823,272.80 is: 74,681,310.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,736,045.60 : 197,462,350.80 = 49,823,272.80 : x
  2. Step 2: Convert to fraction form
    131,736,045.60/197,462,350.80 = 49,823,272.80/x
  3. Step 3: Cross multiply
    131,736,045.60x = 197,462,350.80 × 49,823,272.80
  4. Step 4: Simplify right side
    131,736,045.60x = 9,838,220,571,637,698
  5. Step 5: Solve for x
    x = 9,838,220,571,637,698/131,736,045.60
  6. Step 6: Final answer
    x = 74,681,310.85

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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.