Home / 495,622,476.20-683,959,368.04-272,621,124.38

Finding the Fourth Proportional to 495,622,476.20, 683,959,368.04 and 272,621,124.38

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Solution

The fourth proportional to 495,622,476.20, 683,959,368.04 and 272,621,124.38 is: 376,217,344.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,622,476.20 : 683,959,368.04 = 272,621,124.38 : x
  2. Step 2: Convert to fraction form
    495,622,476.20/683,959,368.04 = 272,621,124.38/x
  3. Step 3: Cross multiply
    495,622,476.20x = 683,959,368.04 × 272,621,124.38
  4. Step 4: Simplify right side
    495,622,476.20x = 186,461,771,945,299,008
  5. Step 5: Solve for x
    x = 186,461,771,945,299,008/495,622,476.20
  6. Step 6: Final answer
    x = 376,217,344.65

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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.