Home / 174,960,031.20-262,440,046.80-172,409,114.40

Finding the Fourth Proportional to 174,960,031.20, 262,440,046.80 and 172,409,114.40

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Solution

The fourth proportional to 174,960,031.20, 262,440,046.80 and 172,409,114.40 is: 258,613,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,960,031.20 : 262,440,046.80 = 172,409,114.40 : x
  2. Step 2: Convert to fraction form
    174,960,031.20/262,440,046.80 = 172,409,114.40/x
  3. Step 3: Cross multiply
    174,960,031.20x = 262,440,046.80 × 172,409,114.40
  4. Step 4: Simplify right side
    174,960,031.20x = 45,247,056,051,882,560
  5. Step 5: Solve for x
    x = 45,247,056,051,882,560/174,960,031.20
  6. Step 6: Final answer
    x = 258,613,671.60

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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.