Home / 31,199,743,302.08-43,055,728,324.51-16,926,570,482.36

Finding the Fourth Proportional to 31,199,743,302.08, 43,055,728,324.51 and 16,926,570,482.36

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Solution

The fourth proportional to 31,199,743,302.08, 43,055,728,324.51 and 16,926,570,482.36 is: 23,358,712,060.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,199,743,302.08 : 43,055,728,324.51 = 16,926,570,482.36 : x
  2. Step 2: Convert to fraction form
    31,199,743,302.08/43,055,728,324.51 = 16,926,570,482.36/x
  3. Step 3: Cross multiply
    31,199,743,302.08x = 43,055,728,324.51 × 16,926,570,482.36
  4. Step 4: Simplify right side
    31,199,743,302.08x = 728,785,820,153,896,370,176
  5. Step 5: Solve for x
    x = 728,785,820,153,896,370,176/31,199,743,302.08
  6. Step 6: Final answer
    x = 23,358,712,060.47

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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.