Home / 456,919,835,025.66-630,540,889,582.90-251,149,675,469.20

Finding the Fourth Proportional to 456,919,835,025.66, 630,540,889,582.90 and 251,149,675,469.20

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Solution

The fourth proportional to 456,919,835,025.66, 630,540,889,582.90 and 251,149,675,469.20 is: 346,581,889,534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,919,835,025.66 : 630,540,889,582.90 = 251,149,675,469.20 : x
  2. Step 2: Convert to fraction form
    456,919,835,025.66/630,540,889,582.90 = 251,149,675,469.20/x
  3. Step 3: Cross multiply
    456,919,835,025.66x = 630,540,889,582.90 × 251,149,675,469.20
  4. Step 4: Simplify right side
    456,919,835,025.66x = 158,360,139,788,806,023,806,976
  5. Step 5: Solve for x
    x = 158,360,139,788,806,023,806,976/456,919,835,025.66
  6. Step 6: Final answer
    x = 346,581,889,534.11

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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.