Home / 145,010,178.31-217,513,137.71-35,835,346.41

Finding the Fourth Proportional to 145,010,178.31, 217,513,137.71 and 35,835,346.41

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Solution

The fourth proportional to 145,010,178.31, 217,513,137.71 and 35,835,346.41 is: 53,752,493.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,010,178.31 : 217,513,137.71 = 35,835,346.41 : x
  2. Step 2: Convert to fraction form
    145,010,178.31/217,513,137.71 = 35,835,346.41/x
  3. Step 3: Cross multiply
    145,010,178.31x = 217,513,137.71 × 35,835,346.41
  4. Step 4: Simplify right side
    145,010,178.31x = 7,794,658,638,563,884
  5. Step 5: Solve for x
    x = 7,794,658,638,563,884/145,010,178.31
  6. Step 6: Final answer
    x = 53,752,493.30

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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.