Home / 121,792,719,631-182,868,415,721.52-68,115,022,074.04

Finding the Fourth Proportional to 121,792,719,631, 182,868,415,721.52 and 68,115,022,074.04

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Solution

The fourth proportional to 121,792,719,631, 182,868,415,721.52 and 68,115,022,074.04 is: 102,272,830,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,792,719,631 : 182,868,415,721.52 = 68,115,022,074.04 : x
  2. Step 2: Convert to fraction form
    121,792,719,631/182,868,415,721.52 = 68,115,022,074.04/x
  3. Step 3: Cross multiply
    121,792,719,631x = 182,868,415,721.52 × 68,115,022,074.04
  4. Step 4: Simplify right side
    121,792,719,631x = 12,456,086,173,516,057,018,368
  5. Step 5: Solve for x
    x = 12,456,086,173,516,057,018,368/121,792,719,631
  6. Step 6: Final answer
    x = 102,272,830,521.03

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1.5x scale

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.