Home / 171,615,172.50-236,831,632.68-93,299,025.12

Finding the Fourth Proportional to 171,615,172.50, 236,831,632.68 and 93,299,025.12

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Solution

The fourth proportional to 171,615,172.50, 236,831,632.68 and 93,299,025.12 is: 128,754,119.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,615,172.50 : 236,831,632.68 = 93,299,025.12 : x
  2. Step 2: Convert to fraction form
    171,615,172.50/236,831,632.68 = 93,299,025.12/x
  3. Step 3: Cross multiply
    171,615,172.50x = 236,831,632.68 × 93,299,025.12
  4. Step 4: Simplify right side
    171,615,172.50x = 22,096,160,446,621,936
  5. Step 5: Solve for x
    x = 22,096,160,446,621,936/171,615,172.50
  6. Step 6: Final answer
    x = 128,754,119.61

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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.