Home / 131,429,392.80-197,256,063.60-58,758,007.20

Finding the Fourth Proportional to 131,429,392.80, 197,256,063.60 and 58,758,007.20

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Solution

The fourth proportional to 131,429,392.80, 197,256,063.60 and 58,758,007.20 is: 88,187,071.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,429,392.80 : 197,256,063.60 = 58,758,007.20 : x
  2. Step 2: Convert to fraction form
    131,429,392.80/197,256,063.60 = 58,758,007.20/x
  3. Step 3: Cross multiply
    131,429,392.80x = 197,256,063.60 × 58,758,007.20
  4. Step 4: Simplify right side
    131,429,392.80x = 11,590,373,205,252,458
  5. Step 5: Solve for x
    x = 11,590,373,205,252,458/131,429,392.80
  6. Step 6: Final answer
    x = 88,187,071.08

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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.