Home / 180,338,132.53-270,682,122.13-87,030,768.38

Finding the Fourth Proportional to 180,338,132.53, 270,682,122.13 and 87,030,768.38

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Solution

The fourth proportional to 180,338,132.53, 270,682,122.13 and 87,030,768.38 is: 130,630,570.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,338,132.53 : 270,682,122.13 = 87,030,768.38 : x
  2. Step 2: Convert to fraction form
    180,338,132.53/270,682,122.13 = 87,030,768.38/x
  3. Step 3: Cross multiply
    180,338,132.53x = 270,682,122.13 × 87,030,768.38
  4. Step 4: Simplify right side
    180,338,132.53x = 23,557,673,075,267,748
  5. Step 5: Solve for x
    x = 23,557,673,075,267,748/180,338,132.53
  6. Step 6: Final answer
    x = 130,630,570.17

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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.