Home / 275,006,617,934.48-379,509,150,996.54-153,068,735,515.72

Finding the Fourth Proportional to 275,006,617,934.48, 379,509,150,996.54 and 153,068,735,515.72

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Solution

The fourth proportional to 275,006,617,934.48, 379,509,150,996.54 and 153,068,735,515.72 is: 211,234,865,167.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,006,617,934.48 : 379,509,150,996.54 = 153,068,735,515.72 : x
  2. Step 2: Convert to fraction form
    275,006,617,934.48/379,509,150,996.54 = 153,068,735,515.72/x
  3. Step 3: Cross multiply
    275,006,617,934.48x = 379,509,150,996.54 × 153,068,735,515.72
  4. Step 4: Simplify right side
    275,006,617,934.48x = 58,090,985,859,684,820,320,256
  5. Step 5: Solve for x
    x = 58,090,985,859,684,820,320,256/275,006,617,934.48
  6. Step 6: Final answer
    x = 211,234,865,167.95

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1.5x scale

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.