Home / 140,039,898,289.81-193,255,122,033.08-75,810,620,519.80

Finding the Fourth Proportional to 140,039,898,289.81, 193,255,122,033.08 and 75,810,620,519.80

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Solution

The fourth proportional to 140,039,898,289.81, 193,255,122,033.08 and 75,810,620,519.80 is: 104,618,690,093.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,039,898,289.81 : 193,255,122,033.08 = 75,810,620,519.80 : x
  2. Step 2: Convert to fraction form
    140,039,898,289.81/193,255,122,033.08 = 75,810,620,519.80/x
  3. Step 3: Cross multiply
    140,039,898,289.81x = 193,255,122,033.08 × 75,810,620,519.80
  4. Step 4: Simplify right side
    140,039,898,289.81x = 14,650,790,719,957,080,473,600
  5. Step 5: Solve for x
    x = 14,650,790,719,957,080,473,600/140,039,898,289.81
  6. Step 6: Final answer
    x = 104,618,690,093.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.