Home / 115,660,439,014.96-173,399,415,084.96-73,075,576,491.46

Finding the Fourth Proportional to 115,660,439,014.96, 173,399,415,084.96 and 73,075,576,491.46

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Solution

The fourth proportional to 115,660,439,014.96, 173,399,415,084.96 and 73,075,576,491.46 is: 109,555,716,099.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,660,439,014.96 : 173,399,415,084.96 = 73,075,576,491.46 : x
  2. Step 2: Convert to fraction form
    115,660,439,014.96/173,399,415,084.96 = 73,075,576,491.46/x
  3. Step 3: Cross multiply
    115,660,439,014.96x = 173,399,415,084.96 × 73,075,576,491.46
  4. Step 4: Simplify right side
    115,660,439,014.96x = 12,671,262,220,615,417,856,000
  5. Step 5: Solve for x
    x = 12,671,262,220,615,417,856,000/115,660,439,014.96
  6. Step 6: Final answer
    x = 109,555,716,099.06

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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.