Home / 1,721,367,878.70-2,581,154,778.69-615,546,443.82

Finding the Fourth Proportional to 1,721,367,878.70, 2,581,154,778.69 and 615,546,443.82

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Solution

The fourth proportional to 1,721,367,878.70, 2,581,154,778.69 and 615,546,443.82 is: 922,998,892.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,367,878.70 : 2,581,154,778.69 = 615,546,443.82 : x
  2. Step 2: Convert to fraction form
    1,721,367,878.70/2,581,154,778.69 = 615,546,443.82/x
  3. Step 3: Cross multiply
    1,721,367,878.70x = 2,581,154,778.69 × 615,546,443.82
  4. Step 4: Simplify right side
    1,721,367,878.70x = 1,588,820,644,971,628,800
  5. Step 5: Solve for x
    x = 1,588,820,644,971,628,800/1,721,367,878.70
  6. Step 6: Final answer
    x = 922,998,892.12

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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.