Home / 1,664,934,022.40-2,496,583,818-823,604,698.72

Finding the Fourth Proportional to 1,664,934,022.40, 2,496,583,818 and 823,604,698.72

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Solution

The fourth proportional to 1,664,934,022.40, 2,496,583,818 and 823,604,698.72 is: 1,235,002,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,934,022.40 : 2,496,583,818 = 823,604,698.72 : x
  2. Step 2: Convert to fraction form
    1,664,934,022.40/2,496,583,818 = 823,604,698.72/x
  3. Step 3: Cross multiply
    1,664,934,022.40x = 2,496,583,818 × 823,604,698.72
  4. Step 4: Simplify right side
    1,664,934,022.40x = 2,056,198,163,253,117,440
  5. Step 5: Solve for x
    x = 2,056,198,163,253,117,440/1,664,934,022.40
  6. Step 6: Final answer
    x = 1,235,002,790.25

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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.