Home / 141,271,957.20-211,907,935.80-103,008,205.20

Finding the Fourth Proportional to 141,271,957.20, 211,907,935.80 and 103,008,205.20

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Solution

The fourth proportional to 141,271,957.20, 211,907,935.80 and 103,008,205.20 is: 154,512,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,271,957.20 : 211,907,935.80 = 103,008,205.20 : x
  2. Step 2: Convert to fraction form
    141,271,957.20/211,907,935.80 = 103,008,205.20/x
  3. Step 3: Cross multiply
    141,271,957.20x = 211,907,935.80 × 103,008,205.20
  4. Step 4: Simplify right side
    141,271,957.20x = 21,828,256,134,394,828
  5. Step 5: Solve for x
    x = 21,828,256,134,394,828/141,271,957.20
  6. Step 6: Final answer
    x = 154,512,307.80

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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.