Home / 464,626,986.44-641,165,599.10-252,929,416

Finding the Fourth Proportional to 464,626,986.44, 641,165,599.10 and 252,929,416

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Solution

The fourth proportional to 464,626,986.44, 641,165,599.10 and 252,929,416 is: 349,031,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,626,986.44 : 641,165,599.10 = 252,929,416 : x
  2. Step 2: Convert to fraction form
    464,626,986.44/641,165,599.10 = 252,929,416/x
  3. Step 3: Cross multiply
    464,626,986.44x = 641,165,599.10 × 252,929,416
  4. Step 4: Simplify right side
    464,626,986.44x = 162,169,640,539,653,120
  5. Step 5: Solve for x
    x = 162,169,640,539,653,120/464,626,986.44
  6. Step 6: Final answer
    x = 349,031,901.44

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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.