Home / 655,024,160.23-982,191,477.68-447,821,826.93

Finding the Fourth Proportional to 655,024,160.23, 982,191,477.68 and 447,821,826.93

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Solution

The fourth proportional to 655,024,160.23, 982,191,477.68 and 447,821,826.93 is: 671,497,035.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,024,160.23 : 982,191,477.68 = 447,821,826.93 : x
  2. Step 2: Convert to fraction form
    655,024,160.23/982,191,477.68 = 447,821,826.93/x
  3. Step 3: Cross multiply
    655,024,160.23x = 982,191,477.68 × 447,821,826.93
  4. Step 4: Simplify right side
    655,024,160.23x = 439,846,781,929,174,144
  5. Step 5: Solve for x
    x = 439,846,781,929,174,144/655,024,160.23
  6. Step 6: Final answer
    x = 671,497,035.74

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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.