Home / 220,825,995.84-304,735,914.64-120,355,334

Finding the Fourth Proportional to 220,825,995.84, 304,735,914.64 and 120,355,334

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Solution

The fourth proportional to 220,825,995.84, 304,735,914.64 and 120,355,334 is: 166,088,202.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,825,995.84 : 304,735,914.64 = 120,355,334 : x
  2. Step 2: Convert to fraction form
    220,825,995.84/304,735,914.64 = 120,355,334/x
  3. Step 3: Cross multiply
    220,825,995.84x = 304,735,914.64 × 120,355,334
  4. Step 4: Simplify right side
    220,825,995.84x = 36,676,592,788,292,688
  5. Step 5: Solve for x
    x = 36,676,592,788,292,688/220,825,995.84
  6. Step 6: Final answer
    x = 166,088,202.83

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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.