Home / 310,888,912.10-466,631,966.55-157,707,932.90

Finding the Fourth Proportional to 310,888,912.10, 466,631,966.55 and 157,707,932.90

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Solution

The fourth proportional to 310,888,912.10, 466,631,966.55 and 157,707,932.90 is: 236,713,372.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,888,912.10 : 466,631,966.55 = 157,707,932.90 : x
  2. Step 2: Convert to fraction form
    310,888,912.10/466,631,966.55 = 157,707,932.90/x
  3. Step 3: Cross multiply
    310,888,912.10x = 466,631,966.55 × 157,707,932.90
  4. Step 4: Simplify right side
    310,888,912.10x = 73,591,562,869,662,448
  5. Step 5: Solve for x
    x = 73,591,562,869,662,448/310,888,912.10
  6. Step 6: Final answer
    x = 236,713,372.54

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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.