Home / 10,405,725,438.72-15,606,088,964.48-4,804,280,648.64

Finding the Fourth Proportional to 10,405,725,438.72, 15,606,088,964.48 and 4,804,280,648.64

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Solution

The fourth proportional to 10,405,725,438.72, 15,606,088,964.48 and 4,804,280,648.64 is: 7,205,267,105.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405,725,438.72 : 15,606,088,964.48 = 4,804,280,648.64 : x
  2. Step 2: Convert to fraction form
    10,405,725,438.72/15,606,088,964.48 = 4,804,280,648.64/x
  3. Step 3: Cross multiply
    10,405,725,438.72x = 15,606,088,964.48 × 4,804,280,648.64
  4. Step 4: Simplify right side
    10,405,725,438.72x = 74,976,031,213,005,520,896
  5. Step 5: Solve for x
    x = 74,976,031,213,005,520,896/10,405,725,438.72
  6. Step 6: Final answer
    x = 7,205,267,105.55

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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.