Home / 88,655,135.40-132,982,703.10-54,642,911.40

Finding the Fourth Proportional to 88,655,135.40, 132,982,703.10 and 54,642,911.40

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Solution

The fourth proportional to 88,655,135.40, 132,982,703.10 and 54,642,911.40 is: 81,964,367.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,655,135.40 : 132,982,703.10 = 54,642,911.40 : x
  2. Step 2: Convert to fraction form
    88,655,135.40/132,982,703.10 = 54,642,911.40/x
  3. Step 3: Cross multiply
    88,655,135.40x = 132,982,703.10 × 54,642,911.40
  4. Step 4: Simplify right side
    88,655,135.40x = 7,266,562,063,225,805
  5. Step 5: Solve for x
    x = 7,266,562,063,225,805/88,655,135.40
  6. Step 6: Final answer
    x = 81,964,367.10

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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.