Home / 31,199,743,296.19-43,055,728,316.40-16,926,570,476.47

Finding the Fourth Proportional to 31,199,743,296.19, 43,055,728,316.40 and 16,926,570,476.47

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Solution

The fourth proportional to 31,199,743,296.19, 43,055,728,316.40 and 16,926,570,476.47 is: 23,358,712,052.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,199,743,296.19 : 43,055,728,316.40 = 16,926,570,476.47 : x
  2. Step 2: Convert to fraction form
    31,199,743,296.19/43,055,728,316.40 = 16,926,570,476.47/x
  3. Step 3: Cross multiply
    31,199,743,296.19x = 43,055,728,316.40 × 16,926,570,476.47
  4. Step 4: Simplify right side
    31,199,743,296.19x = 728,785,819,763,289,620,480
  5. Step 5: Solve for x
    x = 728,785,819,763,289,620,480/31,199,743,296.19
  6. Step 6: Final answer
    x = 23,358,712,052.36

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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.