Home / 3,125,995,381.80-4,688,993,072.70-1,285,136,245.80

Finding the Fourth Proportional to 3,125,995,381.80, 4,688,993,072.70 and 1,285,136,245.80

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Solution

The fourth proportional to 3,125,995,381.80, 4,688,993,072.70 and 1,285,136,245.80 is: 1,927,704,368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,995,381.80 : 4,688,993,072.70 = 1,285,136,245.80 : x
  2. Step 2: Convert to fraction form
    3,125,995,381.80/4,688,993,072.70 = 1,285,136,245.80/x
  3. Step 3: Cross multiply
    3,125,995,381.80x = 4,688,993,072.70 × 1,285,136,245.80
  4. Step 4: Simplify right side
    3,125,995,381.80x = 6,025,994,954,031,884,288
  5. Step 5: Solve for x
    x = 6,025,994,954,031,884,288/3,125,995,381.80
  6. Step 6: Final answer
    x = 1,927,704,368.70

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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.