Home / 1,876,434,662.67-2,589,472,728.30-1,029,676,152.42

Finding the Fourth Proportional to 1,876,434,662.67, 2,589,472,728.30 and 1,029,676,152.42

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Solution

The fourth proportional to 1,876,434,662.67, 2,589,472,728.30 and 1,029,676,152.42 is: 1,420,949,190.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,434,662.67 : 2,589,472,728.30 = 1,029,676,152.42 : x
  2. Step 2: Convert to fraction form
    1,876,434,662.67/2,589,472,728.30 = 1,029,676,152.42/x
  3. Step 3: Cross multiply
    1,876,434,662.67x = 2,589,472,728.30 × 1,029,676,152.42
  4. Step 4: Simplify right side
    1,876,434,662.67x = 2,666,318,315,672,464,384
  5. Step 5: Solve for x
    x = 2,666,318,315,672,464,384/1,876,434,662.67
  6. Step 6: Final answer
    x = 1,420,949,190.89

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.