Home / 18,852,313,020.73-28,281,375,184.79-6,427,737,938.50

Finding the Fourth Proportional to 18,852,313,020.73, 28,281,375,184.79 and 6,427,737,938.50

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Solution

The fourth proportional to 18,852,313,020.73, 28,281,375,184.79 and 6,427,737,938.50 is: 9,642,597,596.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852,313,020.73 : 28,281,375,184.79 = 6,427,737,938.50 : x
  2. Step 2: Convert to fraction form
    18,852,313,020.73/28,281,375,184.79 = 6,427,737,938.50/x
  3. Step 3: Cross multiply
    18,852,313,020.73x = 28,281,375,184.79 × 6,427,737,938.50
  4. Step 4: Simplify right side
    18,852,313,020.73x = 181,785,268,228,053,565,440
  5. Step 5: Solve for x
    x = 181,785,268,228,053,565,440/18,852,313,020.73
  6. Step 6: Final answer
    x = 9,642,597,596.82

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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.