Home / 125,639,358.64-188,240,635.01-88,168,503.67

Finding the Fourth Proportional to 125,639,358.64, 188,240,635.01 and 88,168,503.67

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Solution

The fourth proportional to 125,639,358.64, 188,240,635.01 and 88,168,503.67 is: 132,099,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,639,358.64 : 188,240,635.01 = 88,168,503.67 : x
  2. Step 2: Convert to fraction form
    125,639,358.64/188,240,635.01 = 88,168,503.67/x
  3. Step 3: Cross multiply
    125,639,358.64x = 188,240,635.01 × 88,168,503.67
  4. Step 4: Simplify right side
    125,639,358.64x = 16,596,895,118,472,134
  5. Step 5: Solve for x
    x = 16,596,895,118,472,134/125,639,358.64
  6. Step 6: Final answer
    x = 132,099,489.35

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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.