Home / 147,024,277.30-220,536,415.95-139,969,890.10

Finding the Fourth Proportional to 147,024,277.30, 220,536,415.95 and 139,969,890.10

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Solution

The fourth proportional to 147,024,277.30, 220,536,415.95 and 139,969,890.10 is: 209,954,835.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,024,277.30 : 220,536,415.95 = 139,969,890.10 : x
  2. Step 2: Convert to fraction form
    147,024,277.30/220,536,415.95 = 139,969,890.10/x
  3. Step 3: Cross multiply
    147,024,277.30x = 220,536,415.95 × 139,969,890.10
  4. Step 4: Simplify right side
    147,024,277.30x = 30,868,457,903,569,384
  5. Step 5: Solve for x
    x = 30,868,457,903,569,384/147,024,277.30
  6. Step 6: Final answer
    x = 209,954,835.15

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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.