Home / 205,783,488.88-283,973,867.40-116,473,516.72

Finding the Fourth Proportional to 205,783,488.88, 283,973,867.40 and 116,473,516.72

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Solution

The fourth proportional to 205,783,488.88, 283,973,867.40 and 116,473,516.72 is: 160,729,294.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,783,488.88 : 283,973,867.40 = 116,473,516.72 : x
  2. Step 2: Convert to fraction form
    205,783,488.88/283,973,867.40 = 116,473,516.72/x
  3. Step 3: Cross multiply
    205,783,488.88x = 283,973,867.40 × 116,473,516.72
  4. Step 4: Simplify right side
    205,783,488.88x = 33,075,434,992,656,960
  5. Step 5: Solve for x
    x = 33,075,434,992,656,960/205,783,488.88
  6. Step 6: Final answer
    x = 160,729,294.53

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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.