Home / 485,723,233.80-670,298,944.68-265,706,659.80

Finding the Fourth Proportional to 485,723,233.80, 670,298,944.68 and 265,706,659.80

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Solution

The fourth proportional to 485,723,233.80, 670,298,944.68 and 265,706,659.80 is: 366,675,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,723,233.80 : 670,298,944.68 = 265,706,659.80 : x
  2. Step 2: Convert to fraction form
    485,723,233.80/670,298,944.68 = 265,706,659.80/x
  3. Step 3: Cross multiply
    485,723,233.80x = 670,298,944.68 × 265,706,659.80
  4. Step 4: Simplify right side
    485,723,233.80x = 178,102,893,658,387,776
  5. Step 5: Solve for x
    x = 178,102,893,658,387,776/485,723,233.80
  6. Step 6: Final answer
    x = 366,675,673.03

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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.