Home / 85,357,910,406.48-128,025,242,549.88-22,467,942,453.84

Finding the Fourth Proportional to 85,357,910,406.48, 128,025,242,549.88 and 22,467,942,453.84

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Solution

The fourth proportional to 85,357,910,406.48, 128,025,242,549.88 and 22,467,942,453.84 is: 33,698,854,254.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,357,910,406.48 : 128,025,242,549.88 = 22,467,942,453.84 : x
  2. Step 2: Convert to fraction form
    85,357,910,406.48/128,025,242,549.88 = 22,467,942,453.84/x
  3. Step 3: Cross multiply
    85,357,910,406.48x = 128,025,242,549.88 × 22,467,942,453.84
  4. Step 4: Simplify right side
    85,357,910,406.48x = 2,876,463,782,249,611,919,360
  5. Step 5: Solve for x
    x = 2,876,463,782,249,611,919,360/85,357,910,406.48
  6. Step 6: Final answer
    x = 33,698,854,254.42

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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.