Home / 1,726,515,202.60-2,589,772,803.90-636,423,423.40

Finding the Fourth Proportional to 1,726,515,202.60, 2,589,772,803.90 and 636,423,423.40

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Solution

The fourth proportional to 1,726,515,202.60, 2,589,772,803.90 and 636,423,423.40 is: 954,635,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,515,202.60 : 2,589,772,803.90 = 636,423,423.40 : x
  2. Step 2: Convert to fraction form
    1,726,515,202.60/2,589,772,803.90 = 636,423,423.40/x
  3. Step 3: Cross multiply
    1,726,515,202.60x = 2,589,772,803.90 × 636,423,423.40
  4. Step 4: Simplify right side
    1,726,515,202.60x = 1,648,192,073,686,254,848
  5. Step 5: Solve for x
    x = 1,648,192,073,686,254,848/1,726,515,202.60
  6. Step 6: Final answer
    x = 954,635,135.10

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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.