Home / 109,290,101.22-150,820,486.65-62,879,424.30

Finding the Fourth Proportional to 109,290,101.22, 150,820,486.65 and 62,879,424.30

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Solution

The fourth proportional to 109,290,101.22, 150,820,486.65 and 62,879,424.30 is: 86,773,690.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,290,101.22 : 150,820,486.65 = 62,879,424.30 : x
  2. Step 2: Convert to fraction form
    109,290,101.22/150,820,486.65 = 62,879,424.30/x
  3. Step 3: Cross multiply
    109,290,101.22x = 150,820,486.65 × 62,879,424.30
  4. Step 4: Simplify right side
    109,290,101.22x = 9,483,505,373,197,836
  5. Step 5: Solve for x
    x = 9,483,505,373,197,836/109,290,101.22
  6. Step 6: Final answer
    x = 86,773,690.09

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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.