Home / 98,198,672.49-147,288,444.42-39,909,845.34

Finding the Fourth Proportional to 98,198,672.49, 147,288,444.42 and 39,909,845.34

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Solution

The fourth proportional to 98,198,672.49, 147,288,444.42 and 39,909,845.34 is: 59,860,880.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,198,672.49 : 147,288,444.42 = 39,909,845.34 : x
  2. Step 2: Convert to fraction form
    98,198,672.49/147,288,444.42 = 39,909,845.34/x
  3. Step 3: Cross multiply
    98,198,672.49x = 147,288,444.42 × 39,909,845.34
  4. Step 4: Simplify right side
    98,198,672.49x = 5,878,259,037,171,386
  5. Step 5: Solve for x
    x = 5,878,259,037,171,386/98,198,672.49
  6. Step 6: Final answer
    x = 59,860,880.89

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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.