Home / 19,228,804,863.60-28,843,207,295.40-17,881,920,793.20

Finding the Fourth Proportional to 19,228,804,863.60, 28,843,207,295.40 and 17,881,920,793.20

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Solution

The fourth proportional to 19,228,804,863.60, 28,843,207,295.40 and 17,881,920,793.20 is: 26,822,881,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228,804,863.60 : 28,843,207,295.40 = 17,881,920,793.20 : x
  2. Step 2: Convert to fraction form
    19,228,804,863.60/28,843,207,295.40 = 17,881,920,793.20/x
  3. Step 3: Cross multiply
    19,228,804,863.60x = 28,843,207,295.40 × 17,881,920,793.20
  4. Step 4: Simplify right side
    19,228,804,863.60x = 515,771,948,278,191,226,880
  5. Step 5: Solve for x
    x = 515,771,948,278,191,226,880/19,228,804,863.60
  6. Step 6: Final answer
    x = 26,822,881,189.80

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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.