Home / 372,533,428.80-558,800,143.20-366,486,811.20

Finding the Fourth Proportional to 372,533,428.80, 558,800,143.20 and 366,486,811.20

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Solution

The fourth proportional to 372,533,428.80, 558,800,143.20 and 366,486,811.20 is: 549,730,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,533,428.80 : 558,800,143.20 = 366,486,811.20 : x
  2. Step 2: Convert to fraction form
    372,533,428.80/558,800,143.20 = 366,486,811.20/x
  3. Step 3: Cross multiply
    372,533,428.80x = 558,800,143.20 × 366,486,811.20
  4. Step 4: Simplify right side
    372,533,428.80x = 204,792,882,579,471,360
  5. Step 5: Solve for x
    x = 204,792,882,579,471,360/372,533,428.80
  6. Step 6: Final answer
    x = 549,730,216.80

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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.