Home / 495,126,856.49-683,291,443.77-272,116,442.97

Finding the Fourth Proportional to 495,126,856.49, 683,291,443.77 and 272,116,442.97

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Solution

The fourth proportional to 495,126,856.49, 683,291,443.77 and 272,116,442.97 is: 375,529,694.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,126,856.49 : 683,291,443.77 = 272,116,442.97 : x
  2. Step 2: Convert to fraction form
    495,126,856.49/683,291,443.77 = 272,116,442.97/x
  3. Step 3: Cross multiply
    495,126,856.49x = 683,291,443.77 × 272,116,442.97
  4. Step 4: Simplify right side
    495,126,856.49x = 185,934,837,190,528,192
  5. Step 5: Solve for x
    x = 185,934,837,190,528,192/495,126,856.49
  6. Step 6: Final answer
    x = 375,529,694.57

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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.