Home / 767,148,004.40-1,150,889,968.20-306,970,545.20

Finding the Fourth Proportional to 767,148,004.40, 1,150,889,968.20 and 306,970,545.20

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Solution

The fourth proportional to 767,148,004.40, 1,150,889,968.20 and 306,970,545.20 is: 460,523,026.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,148,004.40 : 1,150,889,968.20 = 306,970,545.20 : x
  2. Step 2: Convert to fraction form
    767,148,004.40/1,150,889,968.20 = 306,970,545.20/x
  3. Step 3: Cross multiply
    767,148,004.40x = 1,150,889,968.20 × 306,970,545.20
  4. Step 4: Simplify right side
    767,148,004.40x = 353,289,321,003,564,672
  5. Step 5: Solve for x
    x = 353,289,321,003,564,672/767,148,004.40
  6. Step 6: Final answer
    x = 460,523,026.82

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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.