Home / 135,015,386.46-186,322,127.58-73,135,724.28

Finding the Fourth Proportional to 135,015,386.46, 186,322,127.58 and 73,135,724.28

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Solution

The fourth proportional to 135,015,386.46, 186,322,127.58 and 73,135,724.28 is: 100,927,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,015,386.46 : 186,322,127.58 = 73,135,724.28 : x
  2. Step 2: Convert to fraction form
    135,015,386.46/186,322,127.58 = 73,135,724.28/x
  3. Step 3: Cross multiply
    135,015,386.46x = 186,322,127.58 × 73,135,724.28
  4. Step 4: Simplify right side
    135,015,386.46x = 13,626,803,749,953,864
  5. Step 5: Solve for x
    x = 13,626,803,749,953,864/135,015,386.46
  6. Step 6: Final answer
    x = 100,927,783.92

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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.