Home / 2,379,456,475.20-3,569,184,712.80-998,812,123.20

Finding the Fourth Proportional to 2,379,456,475.20, 3,569,184,712.80 and 998,812,123.20

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Solution

The fourth proportional to 2,379,456,475.20, 3,569,184,712.80 and 998,812,123.20 is: 1,498,218,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,456,475.20 : 3,569,184,712.80 = 998,812,123.20 : x
  2. Step 2: Convert to fraction form
    2,379,456,475.20/3,569,184,712.80 = 998,812,123.20/x
  3. Step 3: Cross multiply
    2,379,456,475.20x = 3,569,184,712.80 × 998,812,123.20
  4. Step 4: Simplify right side
    2,379,456,475.20x = 3,564,944,961,084,750,336
  5. Step 5: Solve for x
    x = 3,564,944,961,084,750,336/2,379,456,475.20
  6. Step 6: Final answer
    x = 1,498,218,184.80

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Double scale
Find fourth proportional to 2,379,456,476.20, 3,569,184,714.30 and 998,812,124.20
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.