Home / 278,527,011,183.44-417,872,486,235.04-89,869,367,589.20

Finding the Fourth Proportional to 278,527,011,183.44, 417,872,486,235.04 and 89,869,367,589.20

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Solution

The fourth proportional to 278,527,011,183.44, 417,872,486,235.04 and 89,869,367,589.20 is: 134,830,499,603.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,527,011,183.44 : 417,872,486,235.04 = 89,869,367,589.20 : x
  2. Step 2: Convert to fraction form
    278,527,011,183.44/417,872,486,235.04 = 89,869,367,589.20/x
  3. Step 3: Cross multiply
    278,527,011,183.44x = 417,872,486,235.04 × 89,869,367,589.20
  4. Step 4: Simplify right side
    278,527,011,183.44x = 37,553,936,070,869,721,808,896
  5. Step 5: Solve for x
    x = 37,553,936,070,869,721,808,896/278,527,011,183.44
  6. Step 6: Final answer
    x = 134,830,499,603.27

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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.