Home / 173,840,989,979.10-260,761,484,968.65-123,339,639,783.90

Finding the Fourth Proportional to 173,840,989,979.10, 260,761,484,968.65 and 123,339,639,783.90

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Solution

The fourth proportional to 173,840,989,979.10, 260,761,484,968.65 and 123,339,639,783.90 is: 185,009,459,675.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,989,979.10 : 260,761,484,968.65 = 123,339,639,783.90 : x
  2. Step 2: Convert to fraction form
    173,840,989,979.10/260,761,484,968.65 = 123,339,639,783.90/x
  3. Step 3: Cross multiply
    173,840,989,979.10x = 260,761,484,968.65 × 123,339,639,783.90
  4. Step 4: Simplify right side
    173,840,989,979.10x = 32,162,227,625,548,144,705,536
  5. Step 5: Solve for x
    x = 32,162,227,625,548,144,705,536/173,840,989,979.10
  6. Step 6: Final answer
    x = 185,009,459,675.85

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Double scale
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Similar ratio
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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.