Home / 67,142,784.80-100,714,177.20-59,584,512.80

Finding the Fourth Proportional to 67,142,784.80, 100,714,177.20 and 59,584,512.80

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Solution

The fourth proportional to 67,142,784.80, 100,714,177.20 and 59,584,512.80 is: 89,376,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,142,784.80 : 100,714,177.20 = 59,584,512.80 : x
  2. Step 2: Convert to fraction form
    67,142,784.80/100,714,177.20 = 59,584,512.80/x
  3. Step 3: Cross multiply
    67,142,784.80x = 100,714,177.20 × 59,584,512.80
  4. Step 4: Simplify right side
    67,142,784.80x = 6,001,005,180,514,868
  5. Step 5: Solve for x
    x = 6,001,005,180,514,868/67,142,784.80
  6. Step 6: Final answer
    x = 89,376,769.20

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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.