Home / 82,886,467,673.24-124,329,713,442.67-20,001,766,421.80

Finding the Fourth Proportional to 82,886,467,673.24, 124,329,713,442.67 and 20,001,766,421.80

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Solution

The fourth proportional to 82,886,467,673.24, 124,329,713,442.67 and 20,001,766,421.80 is: 30,002,652,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,886,467,673.24 : 124,329,713,442.67 = 20,001,766,421.80 : x
  2. Step 2: Convert to fraction form
    82,886,467,673.24/124,329,713,442.67 = 20,001,766,421.80/x
  3. Step 3: Cross multiply
    82,886,467,673.24x = 124,329,713,442.67 × 20,001,766,421.80
  4. Step 4: Simplify right side
    82,886,467,673.24x = 2,486,813,887,569,612,767,232
  5. Step 5: Solve for x
    x = 2,486,813,887,569,612,767,232/82,886,467,673.24
  6. Step 6: Final answer
    x = 30,002,652,512.27

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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.