Home / 31,872,468,659-43,968,120,268.16-19,003,032,287.28

Finding the Fourth Proportional to 31,872,468,659, 43,968,120,268.16 and 19,003,032,287.28

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Solution

The fourth proportional to 31,872,468,659, 43,968,120,268.16 and 19,003,032,287.28 is: 26,214,712,704.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,872,468,659 : 43,968,120,268.16 = 19,003,032,287.28 : x
  2. Step 2: Convert to fraction form
    31,872,468,659/43,968,120,268.16 = 19,003,032,287.28/x
  3. Step 3: Cross multiply
    31,872,468,659x = 43,968,120,268.16 × 19,003,032,287.28
  4. Step 4: Simplify right side
    31,872,468,659x = 835,527,609,066,854,678,528
  5. Step 5: Solve for x
    x = 835,527,609,066,854,678,528/31,872,468,659
  6. Step 6: Final answer
    x = 26,214,712,704.12

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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.