Home / 91,554,878.98-137,304,926.26-30,132,699.66

Finding the Fourth Proportional to 91,554,878.98, 137,304,926.26 and 30,132,699.66

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Solution

The fourth proportional to 91,554,878.98, 137,304,926.26 and 30,132,699.66 is: 45,190,034.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,554,878.98 : 137,304,926.26 = 30,132,699.66 : x
  2. Step 2: Convert to fraction form
    91,554,878.98/137,304,926.26 = 30,132,699.66/x
  3. Step 3: Cross multiply
    91,554,878.98x = 137,304,926.26 × 30,132,699.66
  4. Step 4: Simplify right side
    91,554,878.98x = 4,137,368,104,831,027
  5. Step 5: Solve for x
    x = 4,137,368,104,831,027/91,554,878.98
  6. Step 6: Final answer
    x = 45,190,034.12

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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.