Home / 462,337,607.46-693,400,287.80-275,644,376.76

Finding the Fourth Proportional to 462,337,607.46, 693,400,287.80 and 275,644,376.76

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Solution

The fourth proportional to 462,337,607.46, 693,400,287.80 and 275,644,376.76 is: 413,403,294.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,337,607.46 : 693,400,287.80 = 275,644,376.76 : x
  2. Step 2: Convert to fraction form
    462,337,607.46/693,400,287.80 = 275,644,376.76/x
  3. Step 3: Cross multiply
    462,337,607.46x = 693,400,287.80 × 275,644,376.76
  4. Step 4: Simplify right side
    462,337,607.46x = 191,131,890,175,835,616
  5. Step 5: Solve for x
    x = 191,131,890,175,835,616/462,337,607.46
  6. Step 6: Final answer
    x = 413,403,294.67

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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.