Home / 456,734,026.20-630,299,002.74-247,892,672.28

Finding the Fourth Proportional to 456,734,026.20, 630,299,002.74 and 247,892,672.28

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Solution

The fourth proportional to 456,734,026.20, 630,299,002.74 and 247,892,672.28 is: 342,095,169.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,734,026.20 : 630,299,002.74 = 247,892,672.28 : x
  2. Step 2: Convert to fraction form
    456,734,026.20/630,299,002.74 = 247,892,672.28/x
  3. Step 3: Cross multiply
    456,734,026.20x = 630,299,002.74 × 247,892,672.28
  4. Step 4: Simplify right side
    456,734,026.20x = 156,246,504,124,637,632
  5. Step 5: Solve for x
    x = 156,246,504,124,637,632/456,734,026.20
  6. Step 6: Final answer
    x = 342,095,169.53

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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.