Home / 105,860,484,528.90-158,790,726,793.35-81,892,070,276.10

Finding the Fourth Proportional to 105,860,484,528.90, 158,790,726,793.35 and 81,892,070,276.10

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Solution

The fourth proportional to 105,860,484,528.90, 158,790,726,793.35 and 81,892,070,276.10 is: 122,838,105,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,860,484,528.90 : 158,790,726,793.35 = 81,892,070,276.10 : x
  2. Step 2: Convert to fraction form
    105,860,484,528.90/158,790,726,793.35 = 81,892,070,276.10/x
  3. Step 3: Cross multiply
    105,860,484,528.90x = 158,790,726,793.35 × 81,892,070,276.10
  4. Step 4: Simplify right side
    105,860,484,528.90x = 13,003,701,357,754,015,809,536
  5. Step 5: Solve for x
    x = 13,003,701,357,754,015,809,536/105,860,484,528.90
  6. Step 6: Final answer
    x = 122,838,105,414.15

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Double scale
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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.