Home / 1,933,304,080.40-2,899,956,120.60-553,163,613.20

Finding the Fourth Proportional to 1,933,304,080.40, 2,899,956,120.60 and 553,163,613.20

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Solution

The fourth proportional to 1,933,304,080.40, 2,899,956,120.60 and 553,163,613.20 is: 829,745,419.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,304,080.40 : 2,899,956,120.60 = 553,163,613.20 : x
  2. Step 2: Convert to fraction form
    1,933,304,080.40/2,899,956,120.60 = 553,163,613.20/x
  3. Step 3: Cross multiply
    1,933,304,080.40x = 2,899,956,120.60 × 553,163,613.20
  4. Step 4: Simplify right side
    1,933,304,080.40x = 1,604,150,205,792,550,912
  5. Step 5: Solve for x
    x = 1,604,150,205,792,550,912/1,933,304,080.40
  6. Step 6: Final answer
    x = 829,745,419.80

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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.