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Finding the Fourth Proportional to 147,523,677.60, 221,285,516.40 and 147,523,677.60

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Solution

The fourth proportional to 147,523,677.60, 221,285,516.40 and 147,523,677.60 is: 221,285,516.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,523,677.60 : 221,285,516.40 = 147,523,677.60 : x
  2. Step 2: Convert to fraction form
    147,523,677.60/221,285,516.40 = 147,523,677.60/x
  3. Step 3: Cross multiply
    147,523,677.60x = 221,285,516.40 × 147,523,677.60
  4. Step 4: Simplify right side
    147,523,677.60x = 32,644,853,178,943,112
  5. Step 5: Solve for x
    x = 32,644,853,178,943,112/147,523,677.60
  6. Step 6: Final answer
    x = 221,285,516.40

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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.