Home / 2,672,164,670.63-4,008,116,635.83-991,777,124.16

Finding the Fourth Proportional to 2,672,164,670.63, 4,008,116,635.83 and 991,777,124.16

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Solution

The fourth proportional to 2,672,164,670.63, 4,008,116,635.83 and 991,777,124.16 is: 1,487,617,299.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,164,670.63 : 4,008,116,635.83 = 991,777,124.16 : x
  2. Step 2: Convert to fraction form
    2,672,164,670.63/4,008,116,635.83 = 991,777,124.16/x
  3. Step 3: Cross multiply
    2,672,164,670.63x = 4,008,116,635.83 × 991,777,124.16
  4. Step 4: Simplify right side
    2,672,164,670.63x = 3,975,158,390,381,331,456
  5. Step 5: Solve for x
    x = 3,975,158,390,381,331,456/2,672,164,670.63
  6. Step 6: Final answer
    x = 1,487,617,299.22

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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.