Home / 266,679,073,848.15-368,016,193,948.88-144,743,807,957.52

Finding the Fourth Proportional to 266,679,073,848.15, 368,016,193,948.88 and 144,743,807,957.52

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Solution

The fourth proportional to 266,679,073,848.15, 368,016,193,948.88 and 144,743,807,957.52 is: 199,745,951,317.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,679,073,848.15 : 368,016,193,948.88 = 144,743,807,957.52 : x
  2. Step 2: Convert to fraction form
    266,679,073,848.15/368,016,193,948.88 = 144,743,807,957.52/x
  3. Step 3: Cross multiply
    266,679,073,848.15x = 368,016,193,948.88 × 144,743,807,957.52
  4. Step 4: Simplify right side
    266,679,073,848.15x = 53,268,065,302,194,113,478,656
  5. Step 5: Solve for x
    x = 53,268,065,302,194,113,478,656/266,679,073,848.15
  6. Step 6: Final answer
    x = 199,745,951,317.22

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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.