Home / 19,132,397,101.80-28,698,595,652.70-18,874,408,084.20

Finding the Fourth Proportional to 19,132,397,101.80, 28,698,595,652.70 and 18,874,408,084.20

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Solution

The fourth proportional to 19,132,397,101.80, 28,698,595,652.70 and 18,874,408,084.20 is: 28,311,612,126.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132,397,101.80 : 28,698,595,652.70 = 18,874,408,084.20 : x
  2. Step 2: Convert to fraction form
    19,132,397,101.80/28,698,595,652.70 = 18,874,408,084.20/x
  3. Step 3: Cross multiply
    19,132,397,101.80x = 28,698,595,652.70 × 18,874,408,084.20
  4. Step 4: Simplify right side
    19,132,397,101.80x = 541,669,005,792,507,920,384
  5. Step 5: Solve for x
    x = 541,669,005,792,507,920,384/19,132,397,101.80
  6. Step 6: Final answer
    x = 28,311,612,126.30

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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.