Home / 1,930,840,203.60-2,896,260,305.40-476,817,627.60

Finding the Fourth Proportional to 1,930,840,203.60, 2,896,260,305.40 and 476,817,627.60

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Solution

The fourth proportional to 1,930,840,203.60, 2,896,260,305.40 and 476,817,627.60 is: 715,226,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,840,203.60 : 2,896,260,305.40 = 476,817,627.60 : x
  2. Step 2: Convert to fraction form
    1,930,840,203.60/2,896,260,305.40 = 476,817,627.60/x
  3. Step 3: Cross multiply
    1,930,840,203.60x = 2,896,260,305.40 × 476,817,627.60
  4. Step 4: Simplify right side
    1,930,840,203.60x = 1,380,987,967,732,879,616
  5. Step 5: Solve for x
    x = 1,380,987,967,732,879,616/1,930,840,203.60
  6. Step 6: Final answer
    x = 715,226,441.40

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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.