Home / 19,298,675,377.97-28,859,146,991.31-18,357,243,589.70

Finding the Fourth Proportional to 19,298,675,377.97, 28,859,146,991.31 and 18,357,243,589.70

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Solution

The fourth proportional to 19,298,675,377.97, 28,859,146,991.31 and 18,357,243,589.70 is: 27,451,334,391.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,298,675,377.97 : 28,859,146,991.31 = 18,357,243,589.70 : x
  2. Step 2: Convert to fraction form
    19,298,675,377.97/28,859,146,991.31 = 18,357,243,589.70/x
  3. Step 3: Cross multiply
    19,298,675,377.97x = 28,859,146,991.31 × 18,357,243,589.70
  4. Step 4: Simplify right side
    19,298,675,377.97x = 529,774,391,110,435,602,432
  5. Step 5: Solve for x
    x = 529,774,391,110,435,602,432/19,298,675,377.97
  6. Step 6: Final answer
    x = 27,451,334,391.33

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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.