Home / 100,351,122.48-150,526,709.64-28,547,538.48

Finding the Fourth Proportional to 100,351,122.48, 150,526,709.64 and 28,547,538.48

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Solution

The fourth proportional to 100,351,122.48, 150,526,709.64 and 28,547,538.48 is: 42,821,315.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,351,122.48 : 150,526,709.64 = 28,547,538.48 : x
  2. Step 2: Convert to fraction form
    100,351,122.48/150,526,709.64 = 28,547,538.48/x
  3. Step 3: Cross multiply
    100,351,122.48x = 150,526,709.64 × 28,547,538.48
  4. Step 4: Simplify right side
    100,351,122.48x = 4,297,167,035,715,686.50
  5. Step 5: Solve for x
    x = 4,297,167,035,715,686.50/100,351,122.48
  6. Step 6: Final answer
    x = 42,821,315.09

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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.