Home / 269,059,394.90-371,301,962.78-145,300,061.10

Finding the Fourth Proportional to 269,059,394.90, 371,301,962.78 and 145,300,061.10

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Solution

The fourth proportional to 269,059,394.90, 371,301,962.78 and 145,300,061.10 is: 200,514,083.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,059,394.90 : 371,301,962.78 = 145,300,061.10 : x
  2. Step 2: Convert to fraction form
    269,059,394.90/371,301,962.78 = 145,300,061.10/x
  3. Step 3: Cross multiply
    269,059,394.90x = 371,301,962.78 × 145,300,061.10
  4. Step 4: Simplify right side
    269,059,394.90x = 53,950,197,878,483,920
  5. Step 5: Solve for x
    x = 53,950,197,878,483,920/269,059,394.90
  6. Step 6: Final answer
    x = 200,514,083.14

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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.