Home / 31,178,065,720.60-46,767,098,580.90-21,260,101,202.20

Finding the Fourth Proportional to 31,178,065,720.60, 46,767,098,580.90 and 21,260,101,202.20

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Solution

The fourth proportional to 31,178,065,720.60, 46,767,098,580.90 and 21,260,101,202.20 is: 31,890,151,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,178,065,720.60 : 46,767,098,580.90 = 21,260,101,202.20 : x
  2. Step 2: Convert to fraction form
    31,178,065,720.60/46,767,098,580.90 = 21,260,101,202.20/x
  3. Step 3: Cross multiply
    31,178,065,720.60x = 46,767,098,580.90 × 21,260,101,202.20
  4. Step 4: Simplify right side
    31,178,065,720.60x = 994,273,248,763,198,046,208
  5. Step 5: Solve for x
    x = 994,273,248,763,198,046,208/31,178,065,720.60
  6. Step 6: Final answer
    x = 31,890,151,803.30

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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.