Home / 125,452,176,339.89-188,178,029,617.83-39,309,021,625.68

Finding the Fourth Proportional to 125,452,176,339.89, 188,178,029,617.83 and 39,309,021,625.68

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Solution

The fourth proportional to 125,452,176,339.89, 188,178,029,617.83 and 39,309,021,625.68 is: 58,963,458,837.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,452,176,339.89 : 188,178,029,617.83 = 39,309,021,625.68 : x
  2. Step 2: Convert to fraction form
    125,452,176,339.89/188,178,029,617.83 = 39,309,021,625.68/x
  3. Step 3: Cross multiply
    125,452,176,339.89x = 188,178,029,617.83 × 39,309,021,625.68
  4. Step 4: Simplify right side
    125,452,176,339.89x = 7,397,094,235,725,130,366,976
  5. Step 5: Solve for x
    x = 7,397,094,235,725,130,366,976/125,452,176,339.89
  6. Step 6: Final answer
    x = 58,963,458,837.76

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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.