Home / 143,262,604.80-214,815,110.40-97,875,648

Finding the Fourth Proportional to 143,262,604.80, 214,815,110.40 and 97,875,648

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Solution

The fourth proportional to 143,262,604.80, 214,815,110.40 and 97,875,648 is: 146,759,638.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,262,604.80 : 214,815,110.40 = 97,875,648 : x
  2. Step 2: Convert to fraction form
    143,262,604.80/214,815,110.40 = 97,875,648/x
  3. Step 3: Cross multiply
    143,262,604.80x = 214,815,110.40 × 97,875,648
  4. Step 4: Simplify right side
    143,262,604.80x = 21,025,168,130,591,540
  5. Step 5: Solve for x
    x = 21,025,168,130,591,540/143,262,604.80
  6. Step 6: Final answer
    x = 146,759,638.78

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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.