Home / 286,883,651.70-429,608,032.20-229,488,023.70

Finding the Fourth Proportional to 286,883,651.70, 429,608,032.20 and 229,488,023.70

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Solution

The fourth proportional to 286,883,651.70, 429,608,032.20 and 229,488,023.70 is: 343,658,126.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,883,651.70 : 429,608,032.20 = 229,488,023.70 : x
  2. Step 2: Convert to fraction form
    286,883,651.70/429,608,032.20 = 229,488,023.70/x
  3. Step 3: Cross multiply
    286,883,651.70x = 429,608,032.20 × 229,488,023.70
  4. Step 4: Simplify right side
    286,883,651.70x = 98,589,898,275,223,952
  5. Step 5: Solve for x
    x = 98,589,898,275,223,952/286,883,651.70
  6. Step 6: Final answer
    x = 343,658,126.53

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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.