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Finding the Fourth Proportional to 96,539,745.60, 144,809,618.40 and 96,539,745.60

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Solution

The fourth proportional to 96,539,745.60, 144,809,618.40 and 96,539,745.60 is: 144,809,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,539,745.60 : 144,809,618.40 = 96,539,745.60 : x
  2. Step 2: Convert to fraction form
    96,539,745.60/144,809,618.40 = 96,539,745.60/x
  3. Step 3: Cross multiply
    96,539,745.60x = 144,809,618.40 × 96,539,745.60
  4. Step 4: Simplify right side
    96,539,745.60x = 13,979,883,720,769,078
  5. Step 5: Solve for x
    x = 13,979,883,720,769,078/96,539,745.60
  6. Step 6: Final answer
    x = 144,809,618.40

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Double scale
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Similar ratio
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1.5x scale

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.