Home / 65,876,364.59-98,835,197.93-39,643,823.55

Finding the Fourth Proportional to 65,876,364.59, 98,835,197.93 and 39,643,823.55

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Solution

The fourth proportional to 65,876,364.59, 98,835,197.93 and 39,643,823.55 is: 59,478,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,876,364.59 : 98,835,197.93 = 39,643,823.55 : x
  2. Step 2: Convert to fraction form
    65,876,364.59/98,835,197.93 = 39,643,823.55/x
  3. Step 3: Cross multiply
    65,876,364.59x = 98,835,197.93 × 39,643,823.55
  4. Step 4: Simplify right side
    65,876,364.59x = 3,918,205,147,587,322.50
  5. Step 5: Solve for x
    x = 3,918,205,147,587,322.50/65,876,364.59
  6. Step 6: Final answer
    x = 59,478,162.95

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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.