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Finding the Fourth Proportional to 615,649,010.01, 849,596,453.34 and 333,391,937.91

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Solution

The fourth proportional to 615,649,010.01, 849,596,453.34 and 333,391,937.91 is: 460,081,318.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,649,010.01 : 849,596,453.34 = 333,391,937.91 : x
  2. Step 2: Convert to fraction form
    615,649,010.01/849,596,453.34 = 333,391,937.91/x
  3. Step 3: Cross multiply
    615,649,010.01x = 849,596,453.34 × 333,391,937.91
  4. Step 4: Simplify right side
    615,649,010.01x = 283,248,608,020,485,536
  5. Step 5: Solve for x
    x = 283,248,608,020,485,536/615,649,010.01
  6. Step 6: Final answer
    x = 460,081,318.11

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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.