Home / 65,406,540.70-98,109,811.05-59,348,113.30

Finding the Fourth Proportional to 65,406,540.70, 98,109,811.05 and 59,348,113.30

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Solution

The fourth proportional to 65,406,540.70, 98,109,811.05 and 59,348,113.30 is: 89,022,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,406,540.70 : 98,109,811.05 = 59,348,113.30 : x
  2. Step 2: Convert to fraction form
    65,406,540.70/98,109,811.05 = 59,348,113.30/x
  3. Step 3: Cross multiply
    65,406,540.70x = 98,109,811.05 × 59,348,113.30
  4. Step 4: Simplify right side
    65,406,540.70x = 5,822,632,182,036,991
  5. Step 5: Solve for x
    x = 5,822,632,182,036,991/65,406,540.70
  6. Step 6: Final answer
    x = 89,022,169.95

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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.