Home / 70,125,251.40-96,770,988.90-39,185,674.92

Finding the Fourth Proportional to 70,125,251.40, 96,770,988.90 and 39,185,674.92

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Solution

The fourth proportional to 70,125,251.40, 96,770,988.90 and 39,185,674.92 is: 54,075,193.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,125,251.40 : 96,770,988.90 = 39,185,674.92 : x
  2. Step 2: Convert to fraction form
    70,125,251.40/96,770,988.90 = 39,185,674.92/x
  3. Step 3: Cross multiply
    70,125,251.40x = 96,770,988.90 × 39,185,674.92
  4. Step 4: Simplify right side
    70,125,251.40x = 3,792,036,512,722,329
  5. Step 5: Solve for x
    x = 3,792,036,512,722,329/70,125,251.40
  6. Step 6: Final answer
    x = 54,075,193.13

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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.