Home / 1,810,842,024.40-2,716,263,036.60-646,348,505.20

Finding the Fourth Proportional to 1,810,842,024.40, 2,716,263,036.60 and 646,348,505.20

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Solution

The fourth proportional to 1,810,842,024.40, 2,716,263,036.60 and 646,348,505.20 is: 969,522,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,842,024.40 : 2,716,263,036.60 = 646,348,505.20 : x
  2. Step 2: Convert to fraction form
    1,810,842,024.40/2,716,263,036.60 = 646,348,505.20/x
  3. Step 3: Cross multiply
    1,810,842,024.40x = 2,716,263,036.60 × 646,348,505.20
  4. Step 4: Simplify right side
    1,810,842,024.40x = 1,755,652,553,436,422,912
  5. Step 5: Solve for x
    x = 1,755,652,553,436,422,912/1,810,842,024.40
  6. Step 6: Final answer
    x = 969,522,757.80

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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.