Home / 1,994,976,002.70-2,992,464,004.05-830,057,330.70

Finding the Fourth Proportional to 1,994,976,002.70, 2,992,464,004.05 and 830,057,330.70

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Solution

The fourth proportional to 1,994,976,002.70, 2,992,464,004.05 and 830,057,330.70 is: 1,245,085,996.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,976,002.70 : 2,992,464,004.05 = 830,057,330.70 : x
  2. Step 2: Convert to fraction form
    1,994,976,002.70/2,992,464,004.05 = 830,057,330.70/x
  3. Step 3: Cross multiply
    1,994,976,002.70x = 2,992,464,004.05 × 830,057,330.70
  4. Step 4: Simplify right side
    1,994,976,002.70x = 2,483,916,683,417,577,472
  5. Step 5: Solve for x
    x = 2,483,916,683,417,577,472/1,994,976,002.70
  6. Step 6: Final answer
    x = 1,245,085,996.05

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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.