Home / 125,392,868.46-188,014,790.48-47,675,461.28

Finding the Fourth Proportional to 125,392,868.46, 188,014,790.48 and 47,675,461.28

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Solution

The fourth proportional to 125,392,868.46, 188,014,790.48 and 47,675,461.28 is: 71,484,861.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,392,868.46 : 188,014,790.48 = 47,675,461.28 : x
  2. Step 2: Convert to fraction form
    125,392,868.46/188,014,790.48 = 47,675,461.28/x
  3. Step 3: Cross multiply
    125,392,868.46x = 188,014,790.48 × 47,675,461.28
  4. Step 4: Simplify right side
    125,392,868.46x = 8,963,691,863,596,552
  5. Step 5: Solve for x
    x = 8,963,691,863,596,552/125,392,868.46
  6. Step 6: Final answer
    x = 71,484,861.73

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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.