Home / 75,820,497,015.82-104,635,574,920.34-41,987,792,124.82

Finding the Fourth Proportional to 75,820,497,015.82, 104,635,574,920.34 and 41,987,792,124.82

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Solution

The fourth proportional to 75,820,497,015.82, 104,635,574,920.34 and 41,987,792,124.82 is: 57,944,974,532.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,820,497,015.82 : 104,635,574,920.34 = 41,987,792,124.82 : x
  2. Step 2: Convert to fraction form
    75,820,497,015.82/104,635,574,920.34 = 41,987,792,124.82/x
  3. Step 3: Cross multiply
    75,820,497,015.82x = 104,635,574,920.34 × 41,987,792,124.82
  4. Step 4: Simplify right side
    75,820,497,015.82x = 4,393,416,768,616,264,630,272
  5. Step 5: Solve for x
    x = 4,393,416,768,616,264,630,272/75,820,497,015.82
  6. Step 6: Final answer
    x = 57,944,974,532.41

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Double scale
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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.