Home / 109,208,078.90-163,835,124.78-35,426,097.78

Finding the Fourth Proportional to 109,208,078.90, 163,835,124.78 and 35,426,097.78

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Solution

The fourth proportional to 109,208,078.90, 163,835,124.78 and 35,426,097.78 is: 53,146,609.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,208,078.90 : 163,835,124.78 = 35,426,097.78 : x
  2. Step 2: Convert to fraction form
    109,208,078.90/163,835,124.78 = 35,426,097.78/x
  3. Step 3: Cross multiply
    109,208,078.90x = 163,835,124.78 × 35,426,097.78
  4. Step 4: Simplify right side
    109,208,078.90x = 5,804,039,149,933,759
  5. Step 5: Solve for x
    x = 5,804,039,149,933,759/109,208,078.90
  6. Step 6: Final answer
    x = 53,146,609.74

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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.