Home / 611,569,839.60-917,354,759.40-382,246,268.40

Finding the Fourth Proportional to 611,569,839.60, 917,354,759.40 and 382,246,268.40

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Solution

The fourth proportional to 611,569,839.60, 917,354,759.40 and 382,246,268.40 is: 573,369,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,569,839.60 : 917,354,759.40 = 382,246,268.40 : x
  2. Step 2: Convert to fraction form
    611,569,839.60/917,354,759.40 = 382,246,268.40/x
  3. Step 3: Cross multiply
    611,569,839.60x = 917,354,759.40 × 382,246,268.40
  4. Step 4: Simplify right side
    611,569,839.60x = 350,655,433,579,629,760
  5. Step 5: Solve for x
    x = 350,655,433,579,629,760/611,569,839.60
  6. Step 6: Final answer
    x = 573,369,402.60

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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.