Home / 86,932,304.10-130,482,436.95-52,920,080.10

Finding the Fourth Proportional to 86,932,304.10, 130,482,436.95 and 52,920,080.10

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Solution

The fourth proportional to 86,932,304.10, 130,482,436.95 and 52,920,080.10 is: 79,431,243.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,932,304.10 : 130,482,436.95 = 52,920,080.10 : x
  2. Step 2: Convert to fraction form
    86,932,304.10/130,482,436.95 = 52,920,080.10/x
  3. Step 3: Cross multiply
    86,932,304.10x = 130,482,436.95 × 52,920,080.10
  4. Step 4: Simplify right side
    86,932,304.10x = 6,905,141,015,037,200
  5. Step 5: Solve for x
    x = 6,905,141,015,037,200/86,932,304.10
  6. Step 6: Final answer
    x = 79,431,243.50

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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.