Home / 173,791,641.80-260,834,429.10-71,628,998.60

Finding the Fourth Proportional to 173,791,641.80, 260,834,429.10 and 71,628,998.60

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Solution

The fourth proportional to 173,791,641.80, 260,834,429.10 and 71,628,998.60 is: 107,504,070.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,791,641.80 : 260,834,429.10 = 71,628,998.60 : x
  2. Step 2: Convert to fraction form
    173,791,641.80/260,834,429.10 = 71,628,998.60/x
  3. Step 3: Cross multiply
    173,791,641.80x = 260,834,429.10 × 71,628,998.60
  4. Step 4: Simplify right side
    173,791,641.80x = 18,683,308,956,835,696
  5. Step 5: Solve for x
    x = 18,683,308,956,835,696/173,791,641.80
  6. Step 6: Final answer
    x = 107,504,070.76

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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.