Home / 5,020,371,648.80-7,530,840,908.40-1,526,891,091.20

Finding the Fourth Proportional to 5,020,371,648.80, 7,530,840,908.40 and 1,526,891,091.20

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Solution

The fourth proportional to 5,020,371,648.80, 7,530,840,908.40 and 1,526,891,091.20 is: 2,290,422,840.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020,371,648.80 : 7,530,840,908.40 = 1,526,891,091.20 : x
  2. Step 2: Convert to fraction form
    5,020,371,648.80/7,530,840,908.40 = 1,526,891,091.20/x
  3. Step 3: Cross multiply
    5,020,371,648.80x = 7,530,840,908.40 × 1,526,891,091.20
  4. Step 4: Simplify right side
    5,020,371,648.80x = 11,498,773,892,280,475,648
  5. Step 5: Solve for x
    x = 11,498,773,892,280,475,648/5,020,371,648.80
  6. Step 6: Final answer
    x = 2,290,422,840.51

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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.