Home / 497,100,327.68-745,434,373.70-142,496,513.82

Finding the Fourth Proportional to 497,100,327.68, 745,434,373.70 and 142,496,513.82

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Solution

The fourth proportional to 497,100,327.68, 745,434,373.70 and 142,496,513.82 is: 213,682,819.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,100,327.68 : 745,434,373.70 = 142,496,513.82 : x
  2. Step 2: Convert to fraction form
    497,100,327.68/745,434,373.70 = 142,496,513.82/x
  3. Step 3: Cross multiply
    497,100,327.68x = 745,434,373.70 × 142,496,513.82
  4. Step 4: Simplify right side
    497,100,327.68x = 106,221,799,534,201,328
  5. Step 5: Solve for x
    x = 106,221,799,534,201,328/497,100,327.68
  6. Step 6: Final answer
    x = 213,682,819.38

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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.