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Finding the Fourth Proportional to 169,634,502.60, 254,451,753.90 and 60,582,809.40

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Solution

The fourth proportional to 169,634,502.60, 254,451,753.90 and 60,582,809.40 is: 90,874,214.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,634,502.60 : 254,451,753.90 = 60,582,809.40 : x
  2. Step 2: Convert to fraction form
    169,634,502.60/254,451,753.90 = 60,582,809.40/x
  3. Step 3: Cross multiply
    169,634,502.60x = 254,451,753.90 × 60,582,809.40
  4. Step 4: Simplify right side
    169,634,502.60x = 15,415,402,108,019,406
  5. Step 5: Solve for x
    x = 15,415,402,108,019,406/169,634,502.60
  6. Step 6: Final answer
    x = 90,874,214.10

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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.