Home / 104,725,899,238.78-157,088,850,934.02-25,137,448,919.68

Finding the Fourth Proportional to 104,725,899,238.78, 157,088,850,934.02 and 25,137,448,919.68

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Solution

The fourth proportional to 104,725,899,238.78, 157,088,850,934.02 and 25,137,448,919.68 is: 37,706,173,877.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,725,899,238.78 : 157,088,850,934.02 = 25,137,448,919.68 : x
  2. Step 2: Convert to fraction form
    104,725,899,238.78/157,088,850,934.02 = 25,137,448,919.68/x
  3. Step 3: Cross multiply
    104,725,899,238.78x = 157,088,850,934.02 × 25,137,448,919.68
  4. Step 4: Simplify right side
    104,725,899,238.78x = 3,948,812,966,205,153,345,536
  5. Step 5: Solve for x
    x = 3,948,812,966,205,153,345,536/104,725,899,238.78
  6. Step 6: Final answer
    x = 37,706,173,877.79

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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.