Home / 357,912,165.30-493,911,046.58-207,211,176.24

Finding the Fourth Proportional to 357,912,165.30, 493,911,046.58 and 207,211,176.24

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Solution

The fourth proportional to 357,912,165.30, 493,911,046.58 and 207,211,176.24 is: 285,946,941.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,912,165.30 : 493,911,046.58 = 207,211,176.24 : x
  2. Step 2: Convert to fraction form
    357,912,165.30/493,911,046.58 = 207,211,176.24/x
  3. Step 3: Cross multiply
    357,912,165.30x = 493,911,046.58 × 207,211,176.24
  4. Step 4: Simplify right side
    357,912,165.30x = 102,343,888,918,735,168
  5. Step 5: Solve for x
    x = 102,343,888,918,735,168/357,912,165.30
  6. Step 6: Final answer
    x = 285,946,941.29

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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.