Home / 2,015,758,855.20-3,023,638,282.80-561,736,279.20

Finding the Fourth Proportional to 2,015,758,855.20, 3,023,638,282.80 and 561,736,279.20

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Solution

The fourth proportional to 2,015,758,855.20, 3,023,638,282.80 and 561,736,279.20 is: 842,604,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,758,855.20 : 3,023,638,282.80 = 561,736,279.20 : x
  2. Step 2: Convert to fraction form
    2,015,758,855.20/3,023,638,282.80 = 561,736,279.20/x
  3. Step 3: Cross multiply
    2,015,758,855.20x = 3,023,638,282.80 × 561,736,279.20
  4. Step 4: Simplify right side
    2,015,758,855.20x = 1,698,487,318,626,749,696
  5. Step 5: Solve for x
    x = 1,698,487,318,626,749,696/2,015,758,855.20
  6. Step 6: Final answer
    x = 842,604,418.80

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Double scale
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Similar ratio
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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.