Home / 69,427,220.88-95,810,437.80-40,064,646.36

Finding the Fourth Proportional to 69,427,220.88, 95,810,437.80 and 40,064,646.36

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Solution

The fourth proportional to 69,427,220.88, 95,810,437.80 and 40,064,646.36 is: 55,289,715.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,427,220.88 : 95,810,437.80 = 40,064,646.36 : x
  2. Step 2: Convert to fraction form
    69,427,220.88/95,810,437.80 = 40,064,646.36/x
  3. Step 3: Cross multiply
    69,427,220.88x = 95,810,437.80 × 40,064,646.36
  4. Step 4: Simplify right side
    69,427,220.88x = 3,838,611,308,053,776
  5. Step 5: Solve for x
    x = 3,838,611,308,053,776/69,427,220.88
  6. Step 6: Final answer
    x = 55,289,715.75

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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.