Home / 231,795,658.08-319,880,554.56-127,373,756.40

Finding the Fourth Proportional to 231,795,658.08, 319,880,554.56 and 127,373,756.40

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Solution

The fourth proportional to 231,795,658.08, 319,880,554.56 and 127,373,756.40 is: 175,777,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,795,658.08 : 319,880,554.56 = 127,373,756.40 : x
  2. Step 2: Convert to fraction form
    231,795,658.08/319,880,554.56 = 127,373,756.40/x
  3. Step 3: Cross multiply
    231,795,658.08x = 319,880,554.56 × 127,373,756.40
  4. Step 4: Simplify right side
    231,795,658.08x = 40,744,387,833,622,352
  5. Step 5: Solve for x
    x = 40,744,387,833,622,352/231,795,658.08
  6. Step 6: Final answer
    x = 175,777,183.11

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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.