Home / 128,103,611.60-192,155,417.40-32,365,499.60

Finding the Fourth Proportional to 128,103,611.60, 192,155,417.40 and 32,365,499.60

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Solution

The fourth proportional to 128,103,611.60, 192,155,417.40 and 32,365,499.60 is: 48,548,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,103,611.60 : 192,155,417.40 = 32,365,499.60 : x
  2. Step 2: Convert to fraction form
    128,103,611.60/192,155,417.40 = 32,365,499.60/x
  3. Step 3: Cross multiply
    128,103,611.60x = 192,155,417.40 × 32,365,499.60
  4. Step 4: Simplify right side
    128,103,611.60x = 6,219,206,084,997,534
  5. Step 5: Solve for x
    x = 6,219,206,084,997,534/128,103,611.60
  6. Step 6: Final answer
    x = 48,548,249.40

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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.