Home / 310,347,152.82-464,993,935.61-187,266,860.64

Finding the Fourth Proportional to 310,347,152.82, 464,993,935.61 and 187,266,860.64

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Solution

The fourth proportional to 310,347,152.82, 464,993,935.61 and 187,266,860.64 is: 280,582,417.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,347,152.82 : 464,993,935.61 = 187,266,860.64 : x
  2. Step 2: Convert to fraction form
    310,347,152.82/464,993,935.61 = 187,266,860.64/x
  3. Step 3: Cross multiply
    310,347,152.82x = 464,993,935.61 × 187,266,860.64
  4. Step 4: Simplify right side
    310,347,152.82x = 87,077,954,537,386,672
  5. Step 5: Solve for x
    x = 87,077,954,537,386,672/310,347,152.82
  6. Step 6: Final answer
    x = 280,582,417.93

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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.