Home / 143,105,057.40-214,764,427.89-106,301,931.63

Finding the Fourth Proportional to 143,105,057.40, 214,764,427.89 and 106,301,931.63

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Solution

The fourth proportional to 143,105,057.40, 214,764,427.89 and 106,301,931.63 is: 159,532,262.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,105,057.40 : 214,764,427.89 = 106,301,931.63 : x
  2. Step 2: Convert to fraction form
    143,105,057.40/214,764,427.89 = 106,301,931.63/x
  3. Step 3: Cross multiply
    143,105,057.40x = 214,764,427.89 × 106,301,931.63
  4. Step 4: Simplify right side
    143,105,057.40x = 22,829,873,529,313,476
  5. Step 5: Solve for x
    x = 22,829,873,529,313,476/143,105,057.40
  6. Step 6: Final answer
    x = 159,532,262.13

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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.