Home / 107,839,333.80-161,759,000.70-31,164,863.40

Finding the Fourth Proportional to 107,839,333.80, 161,759,000.70 and 31,164,863.40

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Solution

The fourth proportional to 107,839,333.80, 161,759,000.70 and 31,164,863.40 is: 46,747,295.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,839,333.80 : 161,759,000.70 = 31,164,863.40 : x
  2. Step 2: Convert to fraction form
    107,839,333.80/161,759,000.70 = 31,164,863.40/x
  3. Step 3: Cross multiply
    107,839,333.80x = 161,759,000.70 × 31,164,863.40
  4. Step 4: Simplify right side
    107,839,333.80x = 5,041,197,160,536,004
  5. Step 5: Solve for x
    x = 5,041,197,160,536,004/107,839,333.80
  6. Step 6: Final answer
    x = 46,747,295.10

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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.