Home / 92,645,283.93-138,963,031.53-30,388,397.57

Finding the Fourth Proportional to 92,645,283.93, 138,963,031.53 and 30,388,397.57

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Solution

The fourth proportional to 92,645,283.93, 138,963,031.53 and 30,388,397.57 is: 45,580,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,645,283.93 : 138,963,031.53 = 30,388,397.57 : x
  2. Step 2: Convert to fraction form
    92,645,283.93/138,963,031.53 = 30,388,397.57/x
  3. Step 3: Cross multiply
    92,645,283.93x = 138,963,031.53 × 30,388,397.57
  4. Step 4: Simplify right side
    92,645,283.93x = 4,222,863,850,388,005
  5. Step 5: Solve for x
    x = 4,222,863,850,388,005/92,645,283.93
  6. Step 6: Final answer
    x = 45,580,990.97

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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.