Home / 19,291,965,551.52-28,928,012,268.72-8,659,074,554.16

Finding the Fourth Proportional to 19,291,965,551.52, 28,928,012,268.72 and 8,659,074,554.16

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Solution

The fourth proportional to 19,291,965,551.52, 28,928,012,268.72 and 8,659,074,554.16 is: 12,984,152,095.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,291,965,551.52 : 28,928,012,268.72 = 8,659,074,554.16 : x
  2. Step 2: Convert to fraction form
    19,291,965,551.52/28,928,012,268.72 = 8,659,074,554.16/x
  3. Step 3: Cross multiply
    19,291,965,551.52x = 28,928,012,268.72 × 8,659,074,554.16
  4. Step 4: Simplify right side
    19,291,965,551.52x = 250,489,814,938,501,644,288
  5. Step 5: Solve for x
    x = 250,489,814,938,501,644,288/19,291,965,551.52
  6. Step 6: Final answer
    x = 12,984,152,095.31

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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.