Home / 310,888,908.10-466,631,960.55-157,707,928.90

Finding the Fourth Proportional to 310,888,908.10, 466,631,960.55 and 157,707,928.90

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Solution

The fourth proportional to 310,888,908.10, 466,631,960.55 and 157,707,928.90 is: 236,713,366.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,888,908.10 : 466,631,960.55 = 157,707,928.90 : x
  2. Step 2: Convert to fraction form
    310,888,908.10/466,631,960.55 = 157,707,928.90/x
  3. Step 3: Cross multiply
    310,888,908.10x = 466,631,960.55 × 157,707,928.90
  4. Step 4: Simplify right side
    310,888,908.10x = 73,591,560,056,887,008
  5. Step 5: Solve for x
    x = 73,591,560,056,887,008/310,888,908.10
  6. Step 6: Final answer
    x = 236,713,366.54

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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.