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Finding the Fourth Proportional to 487,654,800.09, 672,964,058.15 and 264,636,482.33

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Solution

The fourth proportional to 487,654,800.09, 672,964,058.15 and 264,636,482.33 is: 365,198,581.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,654,800.09 : 672,964,058.15 = 264,636,482.33 : x
  2. Step 2: Convert to fraction form
    487,654,800.09/672,964,058.15 = 264,636,482.33/x
  3. Step 3: Cross multiply
    487,654,800.09x = 672,964,058.15 × 264,636,482.33
  4. Step 4: Simplify right side
    487,654,800.09x = 178,090,841,078,649,536
  5. Step 5: Solve for x
    x = 178,090,841,078,649,536/487,654,800.09
  6. Step 6: Final answer
    x = 365,198,581.14

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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.