Home / 560,803,150.20-773,950,239.18-322,721,314.68

Finding the Fourth Proportional to 560,803,150.20, 773,950,239.18 and 322,721,314.68

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Solution

The fourth proportional to 560,803,150.20, 773,950,239.18 and 322,721,314.68 is: 445,379,521.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,803,150.20 : 773,950,239.18 = 322,721,314.68 : x
  2. Step 2: Convert to fraction form
    560,803,150.20/773,950,239.18 = 322,721,314.68/x
  3. Step 3: Cross multiply
    560,803,150.20x = 773,950,239.18 × 322,721,314.68
  4. Step 4: Simplify right side
    560,803,150.20x = 249,770,238,685,070,048
  5. Step 5: Solve for x
    x = 249,770,238,685,070,048/560,803,150.20
  6. Step 6: Final answer
    x = 445,379,521.49

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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.