Home / 2,990,903,897.20-4,486,355,845.80-1,700,958,809.20

Finding the Fourth Proportional to 2,990,903,897.20, 4,486,355,845.80 and 1,700,958,809.20

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Solution

The fourth proportional to 2,990,903,897.20, 4,486,355,845.80 and 1,700,958,809.20 is: 2,551,438,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,903,897.20 : 4,486,355,845.80 = 1,700,958,809.20 : x
  2. Step 2: Convert to fraction form
    2,990,903,897.20/4,486,355,845.80 = 1,700,958,809.20/x
  3. Step 3: Cross multiply
    2,990,903,897.20x = 4,486,355,845.80 × 1,700,958,809.20
  4. Step 4: Simplify right side
    2,990,903,897.20x = 7,631,106,497,119,427,584
  5. Step 5: Solve for x
    x = 7,631,106,497,119,427,584/2,990,903,897.20
  6. Step 6: Final answer
    x = 2,551,438,213.80

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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.