Home / 20,112,134,429.90-30,168,201,644.85-20,112,134,429.90

Finding the Fourth Proportional to 20,112,134,429.90, 30,168,201,644.85 and 20,112,134,429.90

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Solution

The fourth proportional to 20,112,134,429.90, 30,168,201,644.85 and 20,112,134,429.90 is: 30,168,201,644.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,112,134,429.90 : 30,168,201,644.85 = 20,112,134,429.90 : x
  2. Step 2: Convert to fraction form
    20,112,134,429.90/30,168,201,644.85 = 20,112,134,429.90/x
  3. Step 3: Cross multiply
    20,112,134,429.90x = 30,168,201,644.85 × 20,112,134,429.90
  4. Step 4: Simplify right side
    20,112,134,429.90x = 606,746,926,989,553,565,696
  5. Step 5: Solve for x
    x = 606,746,926,989,553,565,696/20,112,134,429.90
  6. Step 6: Final answer
    x = 30,168,201,644.85

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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.