Home / 101,636,366.56-140,259,071.60-55,226,621.28

Finding the Fourth Proportional to 101,636,366.56, 140,259,071.60 and 55,226,621.28

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Solution

The fourth proportional to 101,636,366.56, 140,259,071.60 and 55,226,621.28 is: 76,213,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,636,366.56 : 140,259,071.60 = 55,226,621.28 : x
  2. Step 2: Convert to fraction form
    101,636,366.56/140,259,071.60 = 55,226,621.28/x
  3. Step 3: Cross multiply
    101,636,366.56x = 140,259,071.60 × 55,226,621.28
  4. Step 4: Simplify right side
    101,636,366.56x = 7,746,034,628,337,603
  5. Step 5: Solve for x
    x = 7,746,034,628,337,603/101,636,366.56
  6. Step 6: Final answer
    x = 76,213,218.66

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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.