Home / 808,472,435.67-1,212,805,466.18-248,160,871.85

Finding the Fourth Proportional to 808,472,435.67, 1,212,805,466.18 and 248,160,871.85

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Solution

The fourth proportional to 808,472,435.67, 1,212,805,466.18 and 248,160,871.85 is: 372,271,024.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,472,435.67 : 1,212,805,466.18 = 248,160,871.85 : x
  2. Step 2: Convert to fraction form
    808,472,435.67/1,212,805,466.18 = 248,160,871.85/x
  3. Step 3: Cross multiply
    808,472,435.67x = 1,212,805,466.18 × 248,160,871.85
  4. Step 4: Simplify right side
    808,472,435.67x = 300,970,861,864,369,664
  5. Step 5: Solve for x
    x = 300,970,861,864,369,664/808,472,435.67
  6. Step 6: Final answer
    x = 372,271,024.45

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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.