Home / 173,459,164.78-239,427,248.30-111,579,503.34

Finding the Fourth Proportional to 173,459,164.78, 239,427,248.30 and 111,579,503.34

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Solution

The fourth proportional to 173,459,164.78, 239,427,248.30 and 111,579,503.34 is: 154,014,193.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,459,164.78 : 239,427,248.30 = 111,579,503.34 : x
  2. Step 2: Convert to fraction form
    173,459,164.78/239,427,248.30 = 111,579,503.34/x
  3. Step 3: Cross multiply
    173,459,164.78x = 239,427,248.30 × 111,579,503.34
  4. Step 4: Simplify right side
    173,459,164.78x = 26,715,173,451,376,860
  5. Step 5: Solve for x
    x = 26,715,173,451,376,860/173,459,164.78
  6. Step 6: Final answer
    x = 154,014,193.98

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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.