Home / 141,246,110.70-211,869,166.05-73,109,688.30

Finding the Fourth Proportional to 141,246,110.70, 211,869,166.05 and 73,109,688.30

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Solution

The fourth proportional to 141,246,110.70, 211,869,166.05 and 73,109,688.30 is: 109,664,532.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,246,110.70 : 211,869,166.05 = 73,109,688.30 : x
  2. Step 2: Convert to fraction form
    141,246,110.70/211,869,166.05 = 73,109,688.30/x
  3. Step 3: Cross multiply
    141,246,110.70x = 211,869,166.05 × 73,109,688.30
  4. Step 4: Simplify right side
    141,246,110.70x = 15,489,688,690,296,442
  5. Step 5: Solve for x
    x = 15,489,688,690,296,442/141,246,110.70
  6. Step 6: Final answer
    x = 109,664,532.45

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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.