Home / 88,133,552.40-132,163,003.80-42,709,270.80

Finding the Fourth Proportional to 88,133,552.40, 132,163,003.80 and 42,709,270.80

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Solution

The fourth proportional to 88,133,552.40, 132,163,003.80 and 42,709,270.80 is: 64,045,818.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,133,552.40 : 132,163,003.80 = 42,709,270.80 : x
  2. Step 2: Convert to fraction form
    88,133,552.40/132,163,003.80 = 42,709,270.80/x
  3. Step 3: Cross multiply
    88,133,552.40x = 132,163,003.80 × 42,709,270.80
  4. Step 4: Simplify right side
    88,133,552.40x = 5,644,585,519,035,629
  5. Step 5: Solve for x
    x = 5,644,585,519,035,629/88,133,552.40
  6. Step 6: Final answer
    x = 64,045,818.71

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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.