Home / 788,141,591,805.32-1,182,092,937,811.80-214,502,406,116.28

Finding the Fourth Proportional to 788,141,591,805.32, 1,182,092,937,811.80 and 214,502,406,116.28

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Solution

The fourth proportional to 788,141,591,805.32, 1,182,092,937,811.80 and 214,502,406,116.28 is: 321,721,099,419.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,141,591,805.32 : 1,182,092,937,811.80 = 214,502,406,116.28 : x
  2. Step 2: Convert to fraction form
    788,141,591,805.32/1,182,092,937,811.80 = 214,502,406,116.28/x
  3. Step 3: Cross multiply
    788,141,591,805.32x = 1,182,092,937,811.80 × 214,502,406,116.28
  4. Step 4: Simplify right side
    788,141,591,805.32x = 253,561,779,413,693,258,268,672
  5. Step 5: Solve for x
    x = 253,561,779,413,693,258,268,672/788,141,591,805.32
  6. Step 6: Final answer
    x = 321,721,099,419.31

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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.