Home / 968,975,590.65-1,337,009,929.77-545,523,401.85

Finding the Fourth Proportional to 968,975,590.65, 1,337,009,929.77 and 545,523,401.85

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Solution

The fourth proportional to 968,975,590.65, 1,337,009,929.77 and 545,523,401.85 is: 752,722,991.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,975,590.65 : 1,337,009,929.77 = 545,523,401.85 : x
  2. Step 2: Convert to fraction form
    968,975,590.65/1,337,009,929.77 = 545,523,401.85/x
  3. Step 3: Cross multiply
    968,975,590.65x = 1,337,009,929.77 × 545,523,401.85
  4. Step 4: Simplify right side
    968,975,590.65x = 729,370,205,195,360,000
  5. Step 5: Solve for x
    x = 729,370,205,195,360,000/968,975,590.65
  6. Step 6: Final answer
    x = 752,722,991.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.