Home / 1,177,418,559.34-1,624,764,400.97-648,752,960.76

Finding the Fourth Proportional to 1,177,418,559.34, 1,624,764,400.97 and 648,752,960.76

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Solution

The fourth proportional to 1,177,418,559.34, 1,624,764,400.97 and 648,752,960.76 is: 895,238,746.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,418,559.34 : 1,624,764,400.97 = 648,752,960.76 : x
  2. Step 2: Convert to fraction form
    1,177,418,559.34/1,624,764,400.97 = 648,752,960.76/x
  3. Step 3: Cross multiply
    1,177,418,559.34x = 1,624,764,400.97 × 648,752,960.76
  4. Step 4: Simplify right side
    1,177,418,559.34x = 1,054,070,715,658,611,456
  5. Step 5: Solve for x
    x = 1,054,070,715,658,611,456/1,177,418,559.34
  6. Step 6: Final answer
    x = 895,238,746.92

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Double scale
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1.5x scale

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.