Home / 517,962,144.44-714,766,489.44-283,020,870.08

Finding the Fourth Proportional to 517,962,144.44, 714,766,489.44 and 283,020,870.08

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Solution

The fourth proportional to 517,962,144.44, 714,766,489.44 and 283,020,870.08 is: 390,557,178.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,962,144.44 : 714,766,489.44 = 283,020,870.08 : x
  2. Step 2: Convert to fraction form
    517,962,144.44/714,766,489.44 = 283,020,870.08/x
  3. Step 3: Cross multiply
    517,962,144.44x = 714,766,489.44 × 283,020,870.08
  4. Step 4: Simplify right side
    517,962,144.44x = 202,293,833,745,335,936
  5. Step 5: Solve for x
    x = 202,293,833,745,335,936/517,962,144.44
  6. Step 6: Final answer
    x = 390,557,178.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.