Home / 495,126,812.49-683,291,383.05-272,116,398.90

Finding the Fourth Proportional to 495,126,812.49, 683,291,383.05 and 272,116,398.90

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Solution

The fourth proportional to 495,126,812.49, 683,291,383.05 and 272,116,398.90 is: 375,529,633.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,126,812.49 : 683,291,383.05 = 272,116,398.90 : x
  2. Step 2: Convert to fraction form
    495,126,812.49/683,291,383.05 = 272,116,398.90/x
  3. Step 3: Cross multiply
    495,126,812.49x = 683,291,383.05 × 272,116,398.90
  4. Step 4: Simplify right side
    495,126,812.49x = 185,934,790,554,966,464
  5. Step 5: Solve for x
    x = 185,934,790,554,966,464/495,126,812.49
  6. Step 6: Final answer
    x = 375,529,633.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.