Home / 31,133,718,517.88-46,775,080,322.67-19,963,477,720.46

Finding the Fourth Proportional to 31,133,718,517.88, 46,775,080,322.67 and 19,963,477,720.46

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Solution

The fourth proportional to 31,133,718,517.88, 46,775,080,322.67 and 19,963,477,720.46 is: 29,992,988,899.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133,718,517.88 : 46,775,080,322.67 = 19,963,477,720.46 : x
  2. Step 2: Convert to fraction form
    31,133,718,517.88/46,775,080,322.67 = 19,963,477,720.46/x
  3. Step 3: Cross multiply
    31,133,718,517.88x = 46,775,080,322.67 × 19,963,477,720.46
  4. Step 4: Simplify right side
    31,133,718,517.88x = 933,793,273,894,349,438,976
  5. Step 5: Solve for x
    x = 933,793,273,894,349,438,976/31,133,718,517.88
  6. Step 6: Final answer
    x = 29,992,988,899.10

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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.