Home / 102,308,384.22-153,460,360.57-28,530,195.61

Finding the Fourth Proportional to 102,308,384.22, 153,460,360.57 and 28,530,195.61

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Solution

The fourth proportional to 102,308,384.22, 153,460,360.57 and 28,530,195.61 is: 42,794,675.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,308,384.22 : 153,460,360.57 = 28,530,195.61 : x
  2. Step 2: Convert to fraction form
    102,308,384.22/153,460,360.57 = 28,530,195.61/x
  3. Step 3: Cross multiply
    102,308,384.22x = 153,460,360.57 × 28,530,195.61
  4. Step 4: Simplify right side
    102,308,384.22x = 4,378,254,105,443,231
  5. Step 5: Solve for x
    x = 4,378,254,105,443,231/102,308,384.22
  6. Step 6: Final answer
    x = 42,794,675.52

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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.