Home / 1,933,304,078.40-2,899,956,117.60-553,163,611.20

Finding the Fourth Proportional to 1,933,304,078.40, 2,899,956,117.60 and 553,163,611.20

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Solution

The fourth proportional to 1,933,304,078.40, 2,899,956,117.60 and 553,163,611.20 is: 829,745,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,304,078.40 : 2,899,956,117.60 = 553,163,611.20 : x
  2. Step 2: Convert to fraction form
    1,933,304,078.40/2,899,956,117.60 = 553,163,611.20/x
  3. Step 3: Cross multiply
    1,933,304,078.40x = 2,899,956,117.60 × 553,163,611.20
  4. Step 4: Simplify right side
    1,933,304,078.40x = 1,604,150,198,333,147,904
  5. Step 5: Solve for x
    x = 1,604,150,198,333,147,904/1,933,304,078.40
  6. Step 6: Final answer
    x = 829,745,416.80

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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.