Home / 75,820,497,038.66-104,635,574,951.88-41,987,792,147.76

Finding the Fourth Proportional to 75,820,497,038.66, 104,635,574,951.88 and 41,987,792,147.76

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Solution

The fourth proportional to 75,820,497,038.66, 104,635,574,951.88 and 41,987,792,147.76 is: 57,944,974,564.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,820,497,038.66 : 104,635,574,951.88 = 41,987,792,147.76 : x
  2. Step 2: Convert to fraction form
    75,820,497,038.66/104,635,574,951.88 = 41,987,792,147.76/x
  3. Step 3: Cross multiply
    75,820,497,038.66x = 104,635,574,951.88 × 41,987,792,147.76
  4. Step 4: Simplify right side
    75,820,497,038.66x = 4,393,416,772,340,900,429,824
  5. Step 5: Solve for x
    x = 4,393,416,772,340,900,429,824/75,820,497,038.66
  6. Step 6: Final answer
    x = 57,944,974,564.08

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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.