Home / 125,239,910.64-172,825,221.23-69,484,737.67

Finding the Fourth Proportional to 125,239,910.64, 172,825,221.23 and 69,484,737.67

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Solution

The fourth proportional to 125,239,910.64, 172,825,221.23 and 69,484,737.67 is: 95,885,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,239,910.64 : 172,825,221.23 = 69,484,737.67 : x
  2. Step 2: Convert to fraction form
    125,239,910.64/172,825,221.23 = 69,484,737.67/x
  3. Step 3: Cross multiply
    125,239,910.64x = 172,825,221.23 × 69,484,737.67
  4. Step 4: Simplify right side
    125,239,910.64x = 12,008,715,159,602,598
  5. Step 5: Solve for x
    x = 12,008,715,159,602,598/125,239,910.64
  6. Step 6: Final answer
    x = 95,885,689.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.