Home / 147,736,255.10-221,604,382.65-135,831,976.70

Finding the Fourth Proportional to 147,736,255.10, 221,604,382.65 and 135,831,976.70

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Solution

The fourth proportional to 147,736,255.10, 221,604,382.65 and 135,831,976.70 is: 203,747,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,736,255.10 : 221,604,382.65 = 135,831,976.70 : x
  2. Step 2: Convert to fraction form
    147,736,255.10/221,604,382.65 = 135,831,976.70/x
  3. Step 3: Cross multiply
    147,736,255.10x = 221,604,382.65 × 135,831,976.70
  4. Step 4: Simplify right side
    147,736,255.10x = 30,100,961,340,732,684
  5. Step 5: Solve for x
    x = 30,100,961,340,732,684/147,736,255.10
  6. Step 6: Final answer
    x = 203,747,965.05

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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.