Home / 168,752,354.36-253,152,788.04-52,176,801.72

Finding the Fourth Proportional to 168,752,354.36, 253,152,788.04 and 52,176,801.72

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Solution

The fourth proportional to 168,752,354.36, 253,152,788.04 and 52,176,801.72 is: 78,272,702.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,752,354.36 : 253,152,788.04 = 52,176,801.72 : x
  2. Step 2: Convert to fraction form
    168,752,354.36/253,152,788.04 = 52,176,801.72/x
  3. Step 3: Cross multiply
    168,752,354.36x = 253,152,788.04 × 52,176,801.72
  4. Step 4: Simplify right side
    168,752,354.36x = 13,208,702,826,428,266
  5. Step 5: Solve for x
    x = 13,208,702,826,428,266/168,752,354.36
  6. Step 6: Final answer
    x = 78,272,702.48

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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.