Home / 84,661,398.63-127,004,716.94-30,069,397.71

Finding the Fourth Proportional to 84,661,398.63, 127,004,716.94 and 30,069,397.71

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Solution

The fourth proportional to 84,661,398.63, 127,004,716.94 and 30,069,397.71 is: 45,108,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,661,398.63 : 127,004,716.94 = 30,069,397.71 : x
  2. Step 2: Convert to fraction form
    84,661,398.63/127,004,716.94 = 30,069,397.71/x
  3. Step 3: Cross multiply
    84,661,398.63x = 127,004,716.94 × 30,069,397.71
  4. Step 4: Simplify right side
    84,661,398.63x = 3,818,955,344,564,487.50
  5. Step 5: Solve for x
    x = 3,818,955,344,564,487.50/84,661,398.63
  6. Step 6: Final answer
    x = 45,108,578.48

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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.