Home / 70,201,162.80-96,882,511.32-39,264,191.28

Finding the Fourth Proportional to 70,201,162.80, 96,882,511.32 and 39,264,191.28

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Solution

The fourth proportional to 70,201,162.80, 96,882,511.32 and 39,264,191.28 is: 54,187,328.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,201,162.80 : 96,882,511.32 = 39,264,191.28 : x
  2. Step 2: Convert to fraction form
    70,201,162.80/96,882,511.32 = 39,264,191.28/x
  3. Step 3: Cross multiply
    70,201,162.80x = 96,882,511.32 × 39,264,191.28
  4. Step 4: Simplify right side
    70,201,162.80x = 3,804,013,456,155,245
  5. Step 5: Solve for x
    x = 3,804,013,456,155,245/70,201,162.80
  6. Step 6: Final answer
    x = 54,187,328.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.