Home / 1,177,418,560.34-1,624,764,402.35-648,752,961.76

Finding the Fourth Proportional to 1,177,418,560.34, 1,624,764,402.35 and 648,752,961.76

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Solution

The fourth proportional to 1,177,418,560.34, 1,624,764,402.35 and 648,752,961.76 is: 895,238,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,418,560.34 : 1,624,764,402.35 = 648,752,961.76 : x
  2. Step 2: Convert to fraction form
    1,177,418,560.34/1,624,764,402.35 = 648,752,961.76/x
  3. Step 3: Cross multiply
    1,177,418,560.34x = 1,624,764,402.35 × 648,752,961.76
  4. Step 4: Simplify right side
    1,177,418,560.34x = 1,054,070,718,178,654,976
  5. Step 5: Solve for x
    x = 1,054,070,718,178,654,976/1,177,418,560.34
  6. Step 6: Final answer
    x = 895,238,748.30

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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.