Home / 57,395,763,007.80-86,093,644,511.70-28,009,201,471.80

Finding the Fourth Proportional to 57,395,763,007.80, 86,093,644,511.70 and 28,009,201,471.80

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Solution

The fourth proportional to 57,395,763,007.80, 86,093,644,511.70 and 28,009,201,471.80 is: 42,013,802,207.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,395,763,007.80 : 86,093,644,511.70 = 28,009,201,471.80 : x
  2. Step 2: Convert to fraction form
    57,395,763,007.80/86,093,644,511.70 = 28,009,201,471.80/x
  3. Step 3: Cross multiply
    57,395,763,007.80x = 86,093,644,511.70 × 28,009,201,471.80
  4. Step 4: Simplify right side
    57,395,763,007.80x = 2,411,414,234,569,733,308,416
  5. Step 5: Solve for x
    x = 2,411,414,234,569,733,308,416/57,395,763,007.80
  6. Step 6: Final answer
    x = 42,013,802,207.70

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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.