Home / 485,723,099.07-670,298,758.52-265,706,525.07

Finding the Fourth Proportional to 485,723,099.07, 670,298,758.52 and 265,706,525.07

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Solution

The fourth proportional to 485,723,099.07, 670,298,758.52 and 265,706,525.07 is: 366,675,486.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,723,099.07 : 670,298,758.52 = 265,706,525.07 : x
  2. Step 2: Convert to fraction form
    485,723,099.07/670,298,758.52 = 265,706,525.07/x
  3. Step 3: Cross multiply
    485,723,099.07x = 670,298,758.52 × 265,706,525.07
  4. Step 4: Simplify right side
    485,723,099.07x = 178,102,753,883,755,712
  5. Step 5: Solve for x
    x = 178,102,753,883,755,712/485,723,099.07
  6. Step 6: Final answer
    x = 366,675,486.97

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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.