Home / 168,551,989.20-252,844,823.70-45,732,256.20

Finding the Fourth Proportional to 168,551,989.20, 252,844,823.70 and 45,732,256.20

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Solution

The fourth proportional to 168,551,989.20, 252,844,823.70 and 45,732,256.20 is: 68,602,953.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,551,989.20 : 252,844,823.70 = 45,732,256.20 : x
  2. Step 2: Convert to fraction form
    168,551,989.20/252,844,823.70 = 45,732,256.20/x
  3. Step 3: Cross multiply
    168,551,989.20x = 252,844,823.70 × 45,732,256.20
  4. Step 4: Simplify right side
    168,551,989.20x = 11,563,164,256,292,232
  5. Step 5: Solve for x
    x = 11,563,164,256,292,232/168,551,989.20
  6. Step 6: Final answer
    x = 68,602,953.37

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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.