Home / 168,752,143.38-253,152,471.64-52,176,590.63

Finding the Fourth Proportional to 168,752,143.38, 253,152,471.64 and 52,176,590.63

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Solution

The fourth proportional to 168,752,143.38, 253,152,471.64 and 52,176,590.63 is: 78,272,385.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,752,143.38 : 253,152,471.64 = 52,176,590.63 : x
  2. Step 2: Convert to fraction form
    168,752,143.38/253,152,471.64 = 52,176,590.63/x
  3. Step 3: Cross multiply
    168,752,143.38x = 253,152,471.64 × 52,176,590.63
  4. Step 4: Simplify right side
    168,752,143.38x = 13,208,632,879,732,964
  5. Step 5: Solve for x
    x = 13,208,632,879,732,964/168,752,143.38
  6. Step 6: Final answer
    x = 78,272,385.85

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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.