Home / 228,203,220.84-314,918,595.62-123,781,030.76

Finding the Fourth Proportional to 228,203,220.84, 314,918,595.62 and 123,781,030.76

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Solution

The fourth proportional to 228,203,220.84, 314,918,595.62 and 123,781,030.76 is: 170,816,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,203,220.84 : 314,918,595.62 = 123,781,030.76 : x
  2. Step 2: Convert to fraction form
    228,203,220.84/314,918,595.62 = 123,781,030.76/x
  3. Step 3: Cross multiply
    228,203,220.84x = 314,918,595.62 × 123,781,030.76
  4. Step 4: Simplify right side
    228,203,220.84x = 38,980,948,371,335,224
  5. Step 5: Solve for x
    x = 38,980,948,371,335,224/228,203,220.84
  6. Step 6: Final answer
    x = 170,816,819.45

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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.