Home / 133,317,894.39-199,983,533.81-42,448,569.27

Finding the Fourth Proportional to 133,317,894.39, 199,983,533.81 and 42,448,569.27

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Solution

The fourth proportional to 133,317,894.39, 199,983,533.81 and 42,448,569.27 is: 63,674,984.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,317,894.39 : 199,983,533.81 = 42,448,569.27 : x
  2. Step 2: Convert to fraction form
    133,317,894.39/199,983,533.81 = 42,448,569.27/x
  3. Step 3: Cross multiply
    133,317,894.39x = 199,983,533.81 × 42,448,569.27
  4. Step 4: Simplify right side
    133,317,894.39x = 8,489,014,887,793,173
  5. Step 5: Solve for x
    x = 8,489,014,887,793,173/133,317,894.39
  6. Step 6: Final answer
    x = 63,674,984.72

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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.