Home / 472,532,620.80-708,586,354.80-181,302,952.80

Finding the Fourth Proportional to 472,532,620.80, 708,586,354.80 and 181,302,952.80

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Solution

The fourth proportional to 472,532,620.80, 708,586,354.80 and 181,302,952.80 is: 271,872,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,532,620.80 : 708,586,354.80 = 181,302,952.80 : x
  2. Step 2: Convert to fraction form
    472,532,620.80/708,586,354.80 = 181,302,952.80/x
  3. Step 3: Cross multiply
    472,532,620.80x = 708,586,354.80 × 181,302,952.80
  4. Step 4: Simplify right side
    472,532,620.80x = 128,468,798,439,028,448
  5. Step 5: Solve for x
    x = 128,468,798,439,028,448/472,532,620.80
  6. Step 6: Final answer
    x = 271,872,867.15

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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.