Home / 37,518,971,540.66-51,776,180,726.11-21,461,652,617.81

Finding the Fourth Proportional to 37,518,971,540.66, 51,776,180,726.11 and 21,461,652,617.81

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Solution

The fourth proportional to 37,518,971,540.66, 51,776,180,726.11 and 21,461,652,617.81 is: 29,617,080,612.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,518,971,540.66 : 51,776,180,726.11 = 21,461,652,617.81 : x
  2. Step 2: Convert to fraction form
    37,518,971,540.66/51,776,180,726.11 = 21,461,652,617.81/x
  3. Step 3: Cross multiply
    37,518,971,540.66x = 51,776,180,726.11 × 21,461,652,617.81
  4. Step 4: Simplify right side
    37,518,971,540.66x = 1,111,202,404,620,356,288,512
  5. Step 5: Solve for x
    x = 1,111,202,404,620,356,288,512/37,518,971,540.66
  6. Step 6: Final answer
    x = 29,617,080,612.57

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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.