Home / 53,393,266,703.16-73,682,781,015.93-28,978,677,314.17

Finding the Fourth Proportional to 53,393,266,703.16, 73,682,781,015.93 and 28,978,677,314.17

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Solution

The fourth proportional to 53,393,266,703.16, 73,682,781,015.93 and 28,978,677,314.17 is: 39,990,614,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,393,266,703.16 : 73,682,781,015.93 = 28,978,677,314.17 : x
  2. Step 2: Convert to fraction form
    53,393,266,703.16/73,682,781,015.93 = 28,978,677,314.17/x
  3. Step 3: Cross multiply
    53,393,266,703.16x = 73,682,781,015.93 × 28,978,677,314.17
  4. Step 4: Simplify right side
    53,393,266,703.16x = 2,135,229,534,671,286,304,768
  5. Step 5: Solve for x
    x = 2,135,229,534,671,286,304,768/53,393,266,703.16
  6. Step 6: Final answer
    x = 39,990,614,294.91

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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.