Home / 173,840,989,984.35-260,761,484,976.53-123,339,639,789.15

Finding the Fourth Proportional to 173,840,989,984.35, 260,761,484,976.53 and 123,339,639,789.15

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Solution

The fourth proportional to 173,840,989,984.35, 260,761,484,976.53 and 123,339,639,789.15 is: 185,009,459,683.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,989,984.35 : 260,761,484,976.53 = 123,339,639,789.15 : x
  2. Step 2: Convert to fraction form
    173,840,989,984.35/260,761,484,976.53 = 123,339,639,789.15/x
  3. Step 3: Cross multiply
    173,840,989,984.35x = 260,761,484,976.53 × 123,339,639,789.15
  4. Step 4: Simplify right side
    173,840,989,984.35x = 32,162,227,627,889,057,071,104
  5. Step 5: Solve for x
    x = 32,162,227,627,889,057,071,104/173,840,989,984.35
  6. Step 6: Final answer
    x = 185,009,459,683.73

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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.