Home / 456,456,585.42-684,713,280.47-165,326,230.46

Finding the Fourth Proportional to 456,456,585.42, 684,713,280.47 and 165,326,230.46

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Solution

The fourth proportional to 456,456,585.42, 684,713,280.47 and 165,326,230.46 is: 247,999,632.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,456,585.42 : 684,713,280.47 = 165,326,230.46 : x
  2. Step 2: Convert to fraction form
    456,456,585.42/684,713,280.47 = 165,326,230.46/x
  3. Step 3: Cross multiply
    456,456,585.42x = 684,713,280.47 × 165,326,230.46
  4. Step 4: Simplify right side
    456,456,585.42x = 113,201,065,606,890,992
  5. Step 5: Solve for x
    x = 113,201,065,606,890,992/456,456,585.42
  6. Step 6: Final answer
    x = 247,999,632.87

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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.