Home / 11,989,780,689.64-16,546,093,320.90-6,564,225,833.32

Finding the Fourth Proportional to 11,989,780,689.64, 16,546,093,320.90 and 6,564,225,833.32

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Solution

The fourth proportional to 11,989,780,689.64, 16,546,093,320.90 and 6,564,225,833.32 is: 9,058,738,940.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989,780,689.64 : 16,546,093,320.90 = 6,564,225,833.32 : x
  2. Step 2: Convert to fraction form
    11,989,780,689.64/16,546,093,320.90 = 6,564,225,833.32/x
  3. Step 3: Cross multiply
    11,989,780,689.64x = 16,546,093,320.90 × 6,564,225,833.32
  4. Step 4: Simplify right side
    11,989,780,689.64x = 108,612,293,217,575,288,832
  5. Step 5: Solve for x
    x = 108,612,293,217,575,288,832/11,989,780,689.64
  6. Step 6: Final answer
    x = 9,058,738,940.19

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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.