Home / 98,359,374.48-147,539,623.50-40,851,645.68

Finding the Fourth Proportional to 98,359,374.48, 147,539,623.50 and 40,851,645.68

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Solution

The fourth proportional to 98,359,374.48, 147,539,623.50 and 40,851,645.68 is: 61,277,701.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,359,374.48 : 147,539,623.50 = 40,851,645.68 : x
  2. Step 2: Convert to fraction form
    98,359,374.48/147,539,623.50 = 40,851,645.68/x
  3. Step 3: Cross multiply
    98,359,374.48x = 147,539,623.50 × 40,851,645.68
  4. Step 4: Simplify right side
    98,359,374.48x = 6,027,236,422,982,601
  5. Step 5: Solve for x
    x = 6,027,236,422,982,601/98,359,374.48
  6. Step 6: Final answer
    x = 61,277,701.84

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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.