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Finding the Fourth Proportional to 191,900,598.76, 264,829,085.22 and 104,980,470.76

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Solution

The fourth proportional to 191,900,598.76, 264,829,085.22 and 104,980,470.76 is: 144,876,473.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,900,598.76 : 264,829,085.22 = 104,980,470.76 : x
  2. Step 2: Convert to fraction form
    191,900,598.76/264,829,085.22 = 104,980,470.76/x
  3. Step 3: Cross multiply
    191,900,598.76x = 264,829,085.22 × 104,980,470.76
  4. Step 4: Simplify right side
    191,900,598.76x = 27,801,882,037,335,760
  5. Step 5: Solve for x
    x = 27,801,882,037,335,760/191,900,598.76
  6. Step 6: Final answer
    x = 144,876,473.64

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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.