Home / 57,030,187,012.20-85,545,280,518.30-52,128,395,677.80

Finding the Fourth Proportional to 57,030,187,012.20, 85,545,280,518.30 and 52,128,395,677.80

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Solution

The fourth proportional to 57,030,187,012.20, 85,545,280,518.30 and 52,128,395,677.80 is: 78,192,593,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,030,187,012.20 : 85,545,280,518.30 = 52,128,395,677.80 : x
  2. Step 2: Convert to fraction form
    57,030,187,012.20/85,545,280,518.30 = 52,128,395,677.80/x
  3. Step 3: Cross multiply
    57,030,187,012.20x = 85,545,280,518.30 × 52,128,395,677.80
  4. Step 4: Simplify right side
    57,030,187,012.20x = 4,459,338,231,226,338,639,872
  5. Step 5: Solve for x
    x = 4,459,338,231,226,338,639,872/57,030,187,012.20
  6. Step 6: Final answer
    x = 78,192,593,516.70

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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.