Home / 226,191,541.54-312,169,602.75-136,932,666.05

Finding the Fourth Proportional to 226,191,541.54, 312,169,602.75 and 136,932,666.05

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Solution

The fourth proportional to 226,191,541.54, 312,169,602.75 and 136,932,666.05 is: 188,982,380.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,191,541.54 : 312,169,602.75 = 136,932,666.05 : x
  2. Step 2: Convert to fraction form
    226,191,541.54/312,169,602.75 = 136,932,666.05/x
  3. Step 3: Cross multiply
    226,191,541.54x = 312,169,602.75 × 136,932,666.05
  4. Step 4: Simplify right side
    226,191,541.54x = 42,746,215,964,326,912
  5. Step 5: Solve for x
    x = 42,746,215,964,326,912/226,191,541.54
  6. Step 6: Final answer
    x = 188,982,380.48

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1.5x scale

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.