Home / 92,015,999.20-137,971,510.80-34,510,146.40

Finding the Fourth Proportional to 92,015,999.20, 137,971,510.80 and 34,510,146.40

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Solution

The fourth proportional to 92,015,999.20, 137,971,510.80 and 34,510,146.40 is: 51,745,534.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,015,999.20 : 137,971,510.80 = 34,510,146.40 : x
  2. Step 2: Convert to fraction form
    92,015,999.20/137,971,510.80 = 34,510,146.40/x
  3. Step 3: Cross multiply
    92,015,999.20x = 137,971,510.80 × 34,510,146.40
  4. Step 4: Simplify right side
    92,015,999.20x = 4,761,417,036,737,181
  5. Step 5: Solve for x
    x = 4,761,417,036,737,181/92,015,999.20
  6. Step 6: Final answer
    x = 51,745,534.23

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1.5x scale

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.