Home / 178,599,168,001.20-267,898,752,001.80-145,539,286,273.20

Finding the Fourth Proportional to 178,599,168,001.20, 267,898,752,001.80 and 145,539,286,273.20

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Solution

The fourth proportional to 178,599,168,001.20, 267,898,752,001.80 and 145,539,286,273.20 is: 218,308,929,409.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,599,168,001.20 : 267,898,752,001.80 = 145,539,286,273.20 : x
  2. Step 2: Convert to fraction form
    178,599,168,001.20/267,898,752,001.80 = 145,539,286,273.20/x
  3. Step 3: Cross multiply
    178,599,168,001.20x = 267,898,752,001.80 × 145,539,286,273.20
  4. Step 4: Simplify right side
    178,599,168,001.20x = 38,989,793,159,822,981,464,064
  5. Step 5: Solve for x
    x = 38,989,793,159,822,981,464,064/178,599,168,001.20
  6. Step 6: Final answer
    x = 218,308,929,409.80

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1.5x scale

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.