Home / 636,927,992,411.54-955,391,999,743.20-152,882,212,731.15

Finding the Fourth Proportional to 636,927,992,411.54, 955,391,999,743.20 and 152,882,212,731.15

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Solution

The fourth proportional to 636,927,992,411.54, 955,391,999,743.20 and 152,882,212,731.15 is: 229,323,321,767.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,927,992,411.54 : 955,391,999,743.20 = 152,882,212,731.15 : x
  2. Step 2: Convert to fraction form
    636,927,992,411.54/955,391,999,743.20 = 152,882,212,731.15/x
  3. Step 3: Cross multiply
    636,927,992,411.54x = 955,391,999,743.20 × 152,882,212,731.15
  4. Step 4: Simplify right side
    636,927,992,411.54x = 146,062,442,946,378,692,820,992
  5. Step 5: Solve for x
    x = 146,062,442,946,378,692,820,992/636,927,992,411.54
  6. Step 6: Final answer
    x = 229,323,321,767.28

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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.