Home / 295,101,019.20-442,651,528.80-286,597,963.20

Finding the Fourth Proportional to 295,101,019.20, 442,651,528.80 and 286,597,963.20

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Solution

The fourth proportional to 295,101,019.20, 442,651,528.80 and 286,597,963.20 is: 429,896,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,101,019.20 : 442,651,528.80 = 286,597,963.20 : x
  2. Step 2: Convert to fraction form
    295,101,019.20/442,651,528.80 = 286,597,963.20/x
  3. Step 3: Cross multiply
    295,101,019.20x = 442,651,528.80 × 286,597,963.20
  4. Step 4: Simplify right side
    295,101,019.20x = 126,863,026,561,446,144
  5. Step 5: Solve for x
    x = 126,863,026,561,446,144/295,101,019.20
  6. Step 6: Final answer
    x = 429,896,944.80

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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.