Home / 788,141,591,789.02-1,182,092,937,787.40-214,502,406,099.96

Finding the Fourth Proportional to 788,141,591,789.02, 1,182,092,937,787.40 and 214,502,406,099.96

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Solution

The fourth proportional to 788,141,591,789.02, 1,182,092,937,787.40 and 214,502,406,099.96 is: 321,721,099,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,141,591,789.02 : 1,182,092,937,787.40 = 214,502,406,099.96 : x
  2. Step 2: Convert to fraction form
    788,141,591,789.02/1,182,092,937,787.40 = 214,502,406,099.96/x
  3. Step 3: Cross multiply
    788,141,591,789.02x = 1,182,092,937,787.40 × 214,502,406,099.96
  4. Step 4: Simplify right side
    788,141,591,789.02x = 253,561,779,389,167,585,722,368
  5. Step 5: Solve for x
    x = 253,561,779,389,167,585,722,368/788,141,591,789.02
  6. Step 6: Final answer
    x = 321,721,099,394.85

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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.