Home / 135,266,415.69-186,668,012.18-73,386,754.25

Finding the Fourth Proportional to 135,266,415.69, 186,668,012.18 and 73,386,754.25

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Solution

The fourth proportional to 135,266,415.69, 186,668,012.18 and 73,386,754.25 is: 101,273,915.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,266,415.69 : 186,668,012.18 = 73,386,754.25 : x
  2. Step 2: Convert to fraction form
    135,266,415.69/186,668,012.18 = 73,386,754.25/x
  3. Step 3: Cross multiply
    135,266,415.69x = 186,668,012.18 × 73,386,754.25
  4. Step 4: Simplify right side
    135,266,415.69x = 13,698,959,535,822,734
  5. Step 5: Solve for x
    x = 13,698,959,535,822,734/135,266,415.69
  6. Step 6: Final answer
    x = 101,273,915.38

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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.