Home / 457,180,196.13-630,908,190.68-248,336,502.39

Finding the Fourth Proportional to 457,180,196.13, 630,908,190.68 and 248,336,502.39

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Solution

The fourth proportional to 457,180,196.13, 630,908,190.68 and 248,336,502.39 is: 342,704,112.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,180,196.13 : 630,908,190.68 = 248,336,502.39 : x
  2. Step 2: Convert to fraction form
    457,180,196.13/630,908,190.68 = 248,336,502.39/x
  3. Step 3: Cross multiply
    457,180,196.13x = 630,908,190.68 × 248,336,502.39
  4. Step 4: Simplify right side
    457,180,196.13x = 156,677,533,401,432,704
  5. Step 5: Solve for x
    x = 156,677,533,401,432,704/457,180,196.13
  6. Step 6: Final answer
    x = 342,704,112.57

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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.