Home / 487,794,529.08-731,692,833.66-342,876,551.04

Finding the Fourth Proportional to 487,794,529.08, 731,692,833.66 and 342,876,551.04

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Solution

The fourth proportional to 487,794,529.08, 731,692,833.66 and 342,876,551.04 is: 514,315,557.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,794,529.08 : 731,692,833.66 = 342,876,551.04 : x
  2. Step 2: Convert to fraction form
    487,794,529.08/731,692,833.66 = 342,876,551.04/x
  3. Step 3: Cross multiply
    487,794,529.08x = 731,692,833.66 × 342,876,551.04
  4. Step 4: Simplify right side
    487,794,529.08x = 250,880,315,226,025,216
  5. Step 5: Solve for x
    x = 250,880,315,226,025,216/487,794,529.08
  6. Step 6: Final answer
    x = 514,315,557.62

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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.