Home / 157,048,900.80-235,573,351.20-143,444,011.20

Finding the Fourth Proportional to 157,048,900.80, 235,573,351.20 and 143,444,011.20

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Solution

The fourth proportional to 157,048,900.80, 235,573,351.20 and 143,444,011.20 is: 215,166,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,048,900.80 : 235,573,351.20 = 143,444,011.20 : x
  2. Step 2: Convert to fraction form
    157,048,900.80/235,573,351.20 = 143,444,011.20/x
  3. Step 3: Cross multiply
    157,048,900.80x = 235,573,351.20 × 143,444,011.20
  4. Step 4: Simplify right side
    157,048,900.80x = 33,791,586,427,954,328
  5. Step 5: Solve for x
    x = 33,791,586,427,954,328/157,048,900.80
  6. Step 6: Final answer
    x = 215,166,016.80

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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.