Home / 215,535,009.60-323,302,514.40-62,186,068.80

Finding the Fourth Proportional to 215,535,009.60, 323,302,514.40 and 62,186,068.80

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Solution

The fourth proportional to 215,535,009.60, 323,302,514.40 and 62,186,068.80 is: 93,279,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,535,009.60 : 323,302,514.40 = 62,186,068.80 : x
  2. Step 2: Convert to fraction form
    215,535,009.60/323,302,514.40 = 62,186,068.80/x
  3. Step 3: Cross multiply
    215,535,009.60x = 323,302,514.40 × 62,186,068.80
  4. Step 4: Simplify right side
    215,535,009.60x = 20,104,912,403,691,388
  5. Step 5: Solve for x
    x = 20,104,912,403,691,388/215,535,009.60
  6. Step 6: Final answer
    x = 93,279,103.20

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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.