Home / 125,500,277.70-188,250,416.55-86,758,228.80

Finding the Fourth Proportional to 125,500,277.70, 188,250,416.55 and 86,758,228.80

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Solution

The fourth proportional to 125,500,277.70, 188,250,416.55 and 86,758,228.80 is: 130,137,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,500,277.70 : 188,250,416.55 = 86,758,228.80 : x
  2. Step 2: Convert to fraction form
    125,500,277.70/188,250,416.55 = 86,758,228.80/x
  3. Step 3: Cross multiply
    125,500,277.70x = 188,250,416.55 × 86,758,228.80
  4. Step 4: Simplify right side
    125,500,277.70x = 16,332,272,710,740,208
  5. Step 5: Solve for x
    x = 16,332,272,710,740,208/125,500,277.70
  6. Step 6: Final answer
    x = 130,137,343.20

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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.