Home / 1,940,474,465.40-2,911,089,611.70-560,333,998.20

Finding the Fourth Proportional to 1,940,474,465.40, 2,911,089,611.70 and 560,333,998.20

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Solution

The fourth proportional to 1,940,474,465.40, 2,911,089,611.70 and 560,333,998.20 is: 840,610,124.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,474,465.40 : 2,911,089,611.70 = 560,333,998.20 : x
  2. Step 2: Convert to fraction form
    1,940,474,465.40/2,911,089,611.70 = 560,333,998.20/x
  3. Step 3: Cross multiply
    1,940,474,465.40x = 2,911,089,611.70 × 560,333,998.20
  4. Step 4: Simplify right side
    1,940,474,465.40x = 1,631,182,481,242,346,496
  5. Step 5: Solve for x
    x = 1,631,182,481,242,346,496/1,940,474,465.40
  6. Step 6: Final answer
    x = 840,610,124.14

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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.