Home / 454,584,662.93-681,901,335.71-143,668,626.95

Finding the Fourth Proportional to 454,584,662.93, 681,901,335.71 and 143,668,626.95

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Solution

The fourth proportional to 454,584,662.93, 681,901,335.71 and 143,668,626.95 is: 215,510,633.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,584,662.93 : 681,901,335.71 = 143,668,626.95 : x
  2. Step 2: Convert to fraction form
    454,584,662.93/681,901,335.71 = 143,668,626.95/x
  3. Step 3: Cross multiply
    454,584,662.93x = 681,901,335.71 × 143,668,626.95
  4. Step 4: Simplify right side
    454,584,662.93x = 97,967,828,616,826,704
  5. Step 5: Solve for x
    x = 97,967,828,616,826,704/454,584,662.93
  6. Step 6: Final answer
    x = 215,510,633.34

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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.