Home / 147,622,535.20-221,433,802.80-104,540,384.80

Finding the Fourth Proportional to 147,622,535.20, 221,433,802.80 and 104,540,384.80

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Solution

The fourth proportional to 147,622,535.20, 221,433,802.80 and 104,540,384.80 is: 156,810,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,535.20 : 221,433,802.80 = 104,540,384.80 : x
  2. Step 2: Convert to fraction form
    147,622,535.20/221,433,802.80 = 104,540,384.80/x
  3. Step 3: Cross multiply
    147,622,535.20x = 221,433,802.80 × 104,540,384.80
  4. Step 4: Simplify right side
    147,622,535.20x = 23,148,774,952,439,320
  5. Step 5: Solve for x
    x = 23,148,774,952,439,320/147,622,535.20
  6. Step 6: Final answer
    x = 156,810,577.20

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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.