Home / 163,477,940.72-225,654,225.62-97,419,153.74

Finding the Fourth Proportional to 163,477,940.72, 225,654,225.62 and 97,419,153.74

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Solution

The fourth proportional to 163,477,940.72, 225,654,225.62 and 97,419,153.74 is: 134,471,009.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,477,940.72 : 225,654,225.62 = 97,419,153.74 : x
  2. Step 2: Convert to fraction form
    163,477,940.72/225,654,225.62 = 97,419,153.74/x
  3. Step 3: Cross multiply
    163,477,940.72x = 225,654,225.62 × 97,419,153.74
  4. Step 4: Simplify right side
    163,477,940.72x = 21,983,043,696,140,060
  5. Step 5: Solve for x
    x = 21,983,043,696,140,060/163,477,940.72
  6. Step 6: Final answer
    x = 134,471,009.36

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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.