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Finding the Fourth Proportional to 238,564,551.60, 357,846,827.40 and 177,342,548.40

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Solution

The fourth proportional to 238,564,551.60, 357,846,827.40 and 177,342,548.40 is: 266,013,822.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,564,551.60 : 357,846,827.40 = 177,342,548.40 : x
  2. Step 2: Convert to fraction form
    238,564,551.60/357,846,827.40 = 177,342,548.40/x
  3. Step 3: Cross multiply
    238,564,551.60x = 357,846,827.40 × 177,342,548.40
  4. Step 4: Simplify right side
    238,564,551.60x = 63,461,468,307,970,944
  5. Step 5: Solve for x
    x = 63,461,468,307,970,944/238,564,551.60
  6. Step 6: Final answer
    x = 266,013,822.60

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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.