Home / 178,068,084,012.80-267,102,126,019.20-89,908,399,404.80

Finding the Fourth Proportional to 178,068,084,012.80, 267,102,126,019.20 and 89,908,399,404.80

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Solution

The fourth proportional to 178,068,084,012.80, 267,102,126,019.20 and 89,908,399,404.80 is: 134,862,599,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,068,084,012.80 : 267,102,126,019.20 = 89,908,399,404.80 : x
  2. Step 2: Convert to fraction form
    178,068,084,012.80/267,102,126,019.20 = 89,908,399,404.80/x
  3. Step 3: Cross multiply
    178,068,084,012.80x = 267,102,126,019.20 × 89,908,399,404.80
  4. Step 4: Simplify right side
    178,068,084,012.80x = 24,014,724,628,005,456,445,440
  5. Step 5: Solve for x
    x = 24,014,724,628,005,456,445,440/178,068,084,012.80
  6. Step 6: Final answer
    x = 134,862,599,107.20

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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.