Home / 78,301,966.40-117,452,949.60-32,952,334.40

Finding the Fourth Proportional to 78,301,966.40, 117,452,949.60 and 32,952,334.40

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Solution

The fourth proportional to 78,301,966.40, 117,452,949.60 and 32,952,334.40 is: 49,428,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,301,966.40 : 117,452,949.60 = 32,952,334.40 : x
  2. Step 2: Convert to fraction form
    78,301,966.40/117,452,949.60 = 32,952,334.40/x
  3. Step 3: Cross multiply
    78,301,966.40x = 117,452,949.60 × 32,952,334.40
  4. Step 4: Simplify right side
    78,301,966.40x = 3,870,348,871,485,546
  5. Step 5: Solve for x
    x = 3,870,348,871,485,546/78,301,966.40
  6. Step 6: Final answer
    x = 49,428,501.60

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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.