Home / 133,317,821.64-199,983,424.68-42,448,496.52

Finding the Fourth Proportional to 133,317,821.64, 199,983,424.68 and 42,448,496.52

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Solution

The fourth proportional to 133,317,821.64, 199,983,424.68 and 42,448,496.52 is: 63,674,875.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,317,821.64 : 199,983,424.68 = 42,448,496.52 : x
  2. Step 2: Convert to fraction form
    133,317,821.64/199,983,424.68 = 42,448,496.52/x
  3. Step 3: Cross multiply
    133,317,821.64x = 199,983,424.68 × 42,448,496.52
  4. Step 4: Simplify right side
    133,317,821.64x = 8,488,995,706,586,663
  5. Step 5: Solve for x
    x = 8,488,995,706,586,663/133,317,821.64
  6. Step 6: Final answer
    x = 63,674,875.59

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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.