Home / 137,819,655.63-190,188,873.01-75,096,497.70

Finding the Fourth Proportional to 137,819,655.63, 190,188,873.01 and 75,096,497.70

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Solution

The fourth proportional to 137,819,655.63, 190,188,873.01 and 75,096,497.70 is: 103,631,939.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,819,655.63 : 190,188,873.01 = 75,096,497.70 : x
  2. Step 2: Convert to fraction form
    137,819,655.63/190,188,873.01 = 75,096,497.70/x
  3. Step 3: Cross multiply
    137,819,655.63x = 190,188,873.01 × 75,096,497.70
  4. Step 4: Simplify right side
    137,819,655.63x = 14,282,518,264,561,056
  5. Step 5: Solve for x
    x = 14,282,518,264,561,056/137,819,655.63
  6. Step 6: Final answer
    x = 103,631,939.87

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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.