Home / 524,407,107.60-786,327,226.20-217,730,221.20

Finding the Fourth Proportional to 524,407,107.60, 786,327,226.20 and 217,730,221.20

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Solution

The fourth proportional to 524,407,107.60, 786,327,226.20 and 217,730,221.20 is: 326,477,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,407,107.60 : 786,327,226.20 = 217,730,221.20 : x
  2. Step 2: Convert to fraction form
    524,407,107.60/786,327,226.20 = 217,730,221.20/x
  3. Step 3: Cross multiply
    524,407,107.60x = 786,327,226.20 × 217,730,221.20
  4. Step 4: Simplify right side
    524,407,107.60x = 171,207,200,896,108,448
  5. Step 5: Solve for x
    x = 171,207,200,896,108,448/524,407,107.60
  6. Step 6: Final answer
    x = 326,477,651.46

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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.