Home / 229,298,835.72-316,430,191.26-124,878,651.24

Finding the Fourth Proportional to 229,298,835.72, 316,430,191.26 and 124,878,651.24

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Solution

The fourth proportional to 229,298,835.72, 316,430,191.26 and 124,878,651.24 is: 172,331,339.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,298,835.72 : 316,430,191.26 = 124,878,651.24 : x
  2. Step 2: Convert to fraction form
    229,298,835.72/316,430,191.26 = 124,878,651.24/x
  3. Step 3: Cross multiply
    229,298,835.72x = 316,430,191.26 × 124,878,651.24
  4. Step 4: Simplify right side
    229,298,835.72x = 39,515,375,496,164,032
  5. Step 5: Solve for x
    x = 39,515,375,496,164,032/229,298,835.72
  6. Step 6: Final answer
    x = 172,331,339.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.