Home / 1,064,649,752.91-1,469,296,188.18-612,666,268.29

Finding the Fourth Proportional to 1,064,649,752.91, 1,469,296,188.18 and 612,666,268.29

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Solution

The fourth proportional to 1,064,649,752.91, 1,469,296,188.18 and 612,666,268.29 is: 845,525,216.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,649,752.91 : 1,469,296,188.18 = 612,666,268.29 : x
  2. Step 2: Convert to fraction form
    1,064,649,752.91/1,469,296,188.18 = 612,666,268.29/x
  3. Step 3: Cross multiply
    1,064,649,752.91x = 1,469,296,188.18 × 612,666,268.29
  4. Step 4: Simplify right side
    1,064,649,752.91x = 900,188,212,624,962,176
  5. Step 5: Solve for x
    x = 900,188,212,624,962,176/1,064,649,752.91
  6. Step 6: Final answer
    x = 845,525,216.31

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1.5x scale

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.