Home / 550,570,844.40-825,856,266.60-317,799,686.40

Finding the Fourth Proportional to 550,570,844.40, 825,856,266.60 and 317,799,686.40

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Solution

The fourth proportional to 550,570,844.40, 825,856,266.60 and 317,799,686.40 is: 476,699,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,570,844.40 : 825,856,266.60 = 317,799,686.40 : x
  2. Step 2: Convert to fraction form
    550,570,844.40/825,856,266.60 = 317,799,686.40/x
  3. Step 3: Cross multiply
    550,570,844.40x = 825,856,266.60 × 317,799,686.40
  4. Step 4: Simplify right side
    550,570,844.40x = 262,456,862,536,954,784
  5. Step 5: Solve for x
    x = 262,456,862,536,954,784/550,570,844.40
  6. Step 6: Final answer
    x = 476,699,529.60

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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.