Home / 12,582,528,419.46-18,876,792,331.28-4,073,913,760.50

Finding the Fourth Proportional to 12,582,528,419.46, 18,876,792,331.28 and 4,073,913,760.50

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Solution

The fourth proportional to 12,582,528,419.46, 18,876,792,331.28 and 4,073,913,760.50 is: 6,111,841,870.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582,528,419.46 : 18,876,792,331.28 = 4,073,913,760.50 : x
  2. Step 2: Convert to fraction form
    12,582,528,419.46/18,876,792,331.28 = 4,073,913,760.50/x
  3. Step 3: Cross multiply
    12,582,528,419.46x = 18,876,792,331.28 × 4,073,913,760.50
  4. Step 4: Simplify right side
    12,582,528,419.46x = 76,902,424,032,482,099,200
  5. Step 5: Solve for x
    x = 76,902,424,032,482,099,200/12,582,528,419.46
  6. Step 6: Final answer
    x = 6,111,841,870.63

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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.