Home / 413,873,572.22-620,812,600-122,743,217.40

Finding the Fourth Proportional to 413,873,572.22, 620,812,600 and 122,743,217.40

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Solution

The fourth proportional to 413,873,572.22, 620,812,600 and 122,743,217.40 is: 184,115,490.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,873,572.22 : 620,812,600 = 122,743,217.40 : x
  2. Step 2: Convert to fraction form
    413,873,572.22/620,812,600 = 122,743,217.40/x
  3. Step 3: Cross multiply
    413,873,572.22x = 620,812,600 × 122,743,217.40
  4. Step 4: Simplify right side
    413,873,572.22x = 76,200,535,926,459,248
  5. Step 5: Solve for x
    x = 76,200,535,926,459,248/413,873,572.22
  6. Step 6: Final answer
    x = 184,115,490.92

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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.