Home / 242,254,890.40-363,382,335.60-223,548,167.20

Finding the Fourth Proportional to 242,254,890.40, 363,382,335.60 and 223,548,167.20

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Solution

The fourth proportional to 242,254,890.40, 363,382,335.60 and 223,548,167.20 is: 335,322,250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,254,890.40 : 363,382,335.60 = 223,548,167.20 : x
  2. Step 2: Convert to fraction form
    242,254,890.40/363,382,335.60 = 223,548,167.20/x
  3. Step 3: Cross multiply
    242,254,890.40x = 363,382,335.60 × 223,548,167.20
  4. Step 4: Simplify right side
    242,254,890.40x = 81,233,455,116,235,312
  5. Step 5: Solve for x
    x = 81,233,455,116,235,312/242,254,890.40
  6. Step 6: Final answer
    x = 335,322,250.80

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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.