Home / 302,547,569.73-417,511,402.13-168,591,131.96

Finding the Fourth Proportional to 302,547,569.73, 417,511,402.13 and 168,591,131.96

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Solution

The fourth proportional to 302,547,569.73, 417,511,402.13 and 168,591,131.96 is: 232,653,397.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,547,569.73 : 417,511,402.13 = 168,591,131.96 : x
  2. Step 2: Convert to fraction form
    302,547,569.73/417,511,402.13 = 168,591,131.96/x
  3. Step 3: Cross multiply
    302,547,569.73x = 417,511,402.13 × 168,591,131.96
  4. Step 4: Simplify right side
    302,547,569.73x = 70,388,719,888,372,944
  5. Step 5: Solve for x
    x = 70,388,719,888,372,944/302,547,569.73
  6. Step 6: Final answer
    x = 232,653,397.12

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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.