Home / 495,448,256.16-683,738,293.76-272,448,220.48

Finding the Fourth Proportional to 495,448,256.16, 683,738,293.76 and 272,448,220.48

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Solution

The fourth proportional to 495,448,256.16, 683,738,293.76 and 272,448,220.48 is: 375,989,377.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,448,256.16 : 683,738,293.76 = 272,448,220.48 : x
  2. Step 2: Convert to fraction form
    495,448,256.16/683,738,293.76 = 272,448,220.48/x
  3. Step 3: Cross multiply
    495,448,256.16x = 683,738,293.76 × 272,448,220.48
  4. Step 4: Simplify right side
    495,448,256.16x = 186,283,281,408,943,488
  5. Step 5: Solve for x
    x = 186,283,281,408,943,488/495,448,256.16
  6. Step 6: Final answer
    x = 375,989,377.48

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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.