Home / 678,304,230,737.28-1,017,756,806,748.50-355,530,335,698.93

Finding the Fourth Proportional to 678,304,230,737.28, 1,017,756,806,748.50 and 355,530,335,698.93

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Solution

The fourth proportional to 678,304,230,737.28, 1,017,756,806,748.50 and 355,530,335,698.93 is: 533,452,988,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,304,230,737.28 : 1,017,756,806,748.50 = 355,530,335,698.93 : x
  2. Step 2: Convert to fraction form
    678,304,230,737.28/1,017,756,806,748.50 = 355,530,335,698.93/x
  3. Step 3: Cross multiply
    678,304,230,737.28x = 1,017,756,806,748.50 × 355,530,335,698.93
  4. Step 4: Simplify right side
    678,304,230,737.28x = 361,843,419,163,165,223,550,976
  5. Step 5: Solve for x
    x = 361,843,419,163,165,223,550,976/678,304,230,737.28
  6. Step 6: Final answer
    x = 533,452,988,742.03

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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.