Home / 495,402,738.88-683,613,780.88-272,372,440

Finding the Fourth Proportional to 495,402,738.88, 683,613,780.88 and 272,372,440

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Solution

The fourth proportional to 495,402,738.88, 683,613,780.88 and 272,372,440 is: 375,850,876.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,402,738.88 : 683,613,780.88 = 272,372,440 : x
  2. Step 2: Convert to fraction form
    495,402,738.88/683,613,780.88 = 272,372,440/x
  3. Step 3: Cross multiply
    495,402,738.88x = 683,613,780.88 × 272,372,440
  4. Step 4: Simplify right side
    495,402,738.88x = 186,197,553,515,910,944
  5. Step 5: Solve for x
    x = 186,197,553,515,910,944/495,402,738.88
  6. Step 6: Final answer
    x = 375,850,876.27

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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.