Home / 117,043,491.70-175,565,237.55-109,869,038.20

Finding the Fourth Proportional to 117,043,491.70, 175,565,237.55 and 109,869,038.20

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Solution

The fourth proportional to 117,043,491.70, 175,565,237.55 and 109,869,038.20 is: 164,803,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,043,491.70 : 175,565,237.55 = 109,869,038.20 : x
  2. Step 2: Convert to fraction form
    117,043,491.70/175,565,237.55 = 109,869,038.20/x
  3. Step 3: Cross multiply
    117,043,491.70x = 175,565,237.55 × 109,869,038.20
  4. Step 4: Simplify right side
    117,043,491.70x = 19,289,183,790,973,028
  5. Step 5: Solve for x
    x = 19,289,183,790,973,028/117,043,491.70
  6. Step 6: Final answer
    x = 164,803,557.30

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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.