Home / 217,632,953.52-300,333,494.76-118,513,671.30

Finding the Fourth Proportional to 217,632,953.52, 300,333,494.76 and 118,513,671.30

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Solution

The fourth proportional to 217,632,953.52, 300,333,494.76 and 118,513,671.30 is: 163,548,876.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,632,953.52 : 300,333,494.76 = 118,513,671.30 : x
  2. Step 2: Convert to fraction form
    217,632,953.52/300,333,494.76 = 118,513,671.30/x
  3. Step 3: Cross multiply
    217,632,953.52x = 300,333,494.76 × 118,513,671.30
  4. Step 4: Simplify right side
    217,632,953.52x = 35,593,625,078,366,912
  5. Step 5: Solve for x
    x = 35,593,625,078,366,912/217,632,953.52
  6. Step 6: Final answer
    x = 163,548,876.69

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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.