Home / 423,546,155.53-584,507,888.49-235,382,380.18

Finding the Fourth Proportional to 423,546,155.53, 584,507,888.49 and 235,382,380.18

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Solution

The fourth proportional to 423,546,155.53, 584,507,888.49 and 235,382,380.18 is: 324,835,572.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,546,155.53 : 584,507,888.49 = 235,382,380.18 : x
  2. Step 2: Convert to fraction form
    423,546,155.53/584,507,888.49 = 235,382,380.18/x
  3. Step 3: Cross multiply
    423,546,155.53x = 584,507,888.49 × 235,382,380.18
  4. Step 4: Simplify right side
    423,546,155.53x = 137,582,858,024,858,432
  5. Step 5: Solve for x
    x = 137,582,858,024,858,432/423,546,155.53
  6. Step 6: Final answer
    x = 324,835,572.76

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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.