Home / 636,829,954.80-955,250,279.64-176,803,996.56

Finding the Fourth Proportional to 636,829,954.80, 955,250,279.64 and 176,803,996.56

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Solution

The fourth proportional to 636,829,954.80, 955,250,279.64 and 176,803,996.56 is: 265,207,479.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,829,954.80 : 955,250,279.64 = 176,803,996.56 : x
  2. Step 2: Convert to fraction form
    636,829,954.80/955,250,279.64 = 176,803,996.56/x
  3. Step 3: Cross multiply
    636,829,954.80x = 955,250,279.64 × 176,803,996.56
  4. Step 4: Simplify right side
    636,829,954.80x = 168,892,067,155,409,600
  5. Step 5: Solve for x
    x = 168,892,067,155,409,600/636,829,954.80
  6. Step 6: Final answer
    x = 265,207,479.46

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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.