Home / 107,255,977.53-148,001,226.54-63,200,109.12

Finding the Fourth Proportional to 107,255,977.53, 148,001,226.54 and 63,200,109.12

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Solution

The fourth proportional to 107,255,977.53, 148,001,226.54 and 63,200,109.12 is: 87,209,066.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,255,977.53 : 148,001,226.54 = 63,200,109.12 : x
  2. Step 2: Convert to fraction form
    107,255,977.53/148,001,226.54 = 63,200,109.12/x
  3. Step 3: Cross multiply
    107,255,977.53x = 148,001,226.54 × 63,200,109.12
  4. Step 4: Simplify right side
    107,255,977.53x = 9,353,693,667,221,840
  5. Step 5: Solve for x
    x = 9,353,693,667,221,840/107,255,977.53
  6. Step 6: Final answer
    x = 87,209,066.41

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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.