Home / 1,552,253,589.47-2,142,099,056.30-847,405,570.88

Finding the Fourth Proportional to 1,552,253,589.47, 2,142,099,056.30 and 847,405,570.88

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Solution

The fourth proportional to 1,552,253,589.47, 2,142,099,056.30 and 847,405,570.88 is: 1,169,413,738.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,253,589.47 : 2,142,099,056.30 = 847,405,570.88 : x
  2. Step 2: Convert to fraction form
    1,552,253,589.47/2,142,099,056.30 = 847,405,570.88/x
  3. Step 3: Cross multiply
    1,552,253,589.47x = 2,142,099,056.30 × 847,405,570.88
  4. Step 4: Simplify right side
    1,552,253,589.47x = 1,815,226,673,679,320,576
  5. Step 5: Solve for x
    x = 1,815,226,673,679,320,576/1,552,253,589.47
  6. Step 6: Final answer
    x = 1,169,413,738.84

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Double scale
Find fourth proportional to 1,552,253,590.47, 2,142,099,057.68 and 847,405,571.88
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1.5x scale

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.