Home / 150,335,388,258.04-207,463,915,044.12-81,746,309,881.88

Finding the Fourth Proportional to 150,335,388,258.04, 207,463,915,044.12 and 81,746,309,881.88

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Solution

The fourth proportional to 150,335,388,258.04, 207,463,915,044.12 and 81,746,309,881.88 is: 112,810,494,488.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,335,388,258.04 : 207,463,915,044.12 = 81,746,309,881.88 : x
  2. Step 2: Convert to fraction form
    150,335,388,258.04/207,463,915,044.12 = 81,746,309,881.88/x
  3. Step 3: Cross multiply
    150,335,388,258.04x = 207,463,915,044.12 × 81,746,309,881.88
  4. Step 4: Simplify right side
    150,335,388,258.04x = 16,959,409,488,504,660,426,752
  5. Step 5: Solve for x
    x = 16,959,409,488,504,660,426,752/150,335,388,258.04
  6. Step 6: Final answer
    x = 112,810,494,488.46

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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.