Home / 476,598,638.72-714,938,998.08-131,552,324.48

Finding the Fourth Proportional to 476,598,638.72, 714,938,998.08 and 131,552,324.48

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Solution

The fourth proportional to 476,598,638.72, 714,938,998.08 and 131,552,324.48 is: 197,339,814.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,598,638.72 : 714,938,998.08 = 131,552,324.48 : x
  2. Step 2: Convert to fraction form
    476,598,638.72/714,938,998.08 = 131,552,324.48/x
  3. Step 3: Cross multiply
    476,598,638.72x = 714,938,998.08 × 131,552,324.48
  4. Step 4: Simplify right side
    476,598,638.72x = 94,051,887,058,826,272
  5. Step 5: Solve for x
    x = 94,051,887,058,826,272/476,598,638.72
  6. Step 6: Final answer
    x = 197,339,814.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.