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Finding the Fourth Proportional to 524,602,787.60, 786,904,181.40 and 161,049,904.40

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Solution

The fourth proportional to 524,602,787.60, 786,904,181.40 and 161,049,904.40 is: 241,574,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,602,787.60 : 786,904,181.40 = 161,049,904.40 : x
  2. Step 2: Convert to fraction form
    524,602,787.60/786,904,181.40 = 161,049,904.40/x
  3. Step 3: Cross multiply
    524,602,787.60x = 786,904,181.40 × 161,049,904.40
  4. Step 4: Simplify right side
    524,602,787.60x = 126,730,843,186,430,256
  5. Step 5: Solve for x
    x = 126,730,843,186,430,256/524,602,787.60
  6. Step 6: Final answer
    x = 241,574,856.60

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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.