Home / 1,963,403,778.85-2,945,086,260.06-899,524,854.45

Finding the Fourth Proportional to 1,963,403,778.85, 2,945,086,260.06 and 899,524,854.45

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Solution

The fourth proportional to 1,963,403,778.85, 2,945,086,260.06 and 899,524,854.45 is: 1,349,278,389.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,403,778.85 : 2,945,086,260.06 = 899,524,854.45 : x
  2. Step 2: Convert to fraction form
    1,963,403,778.85/2,945,086,260.06 = 899,524,854.45/x
  3. Step 3: Cross multiply
    1,963,403,778.85x = 2,945,086,260.06 × 899,524,854.45
  4. Step 4: Simplify right side
    1,963,403,778.85x = 2,649,178,289,423,166,464
  5. Step 5: Solve for x
    x = 2,649,178,289,423,166,464/1,963,403,778.85
  6. Step 6: Final answer
    x = 1,349,278,389.89

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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.