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Finding the Fourth Proportional to 93,478,644.45, 140,217,966.68 and 93,478,644.45

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Solution

The fourth proportional to 93,478,644.45, 140,217,966.68 and 93,478,644.45 is: 140,217,966.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,478,644.45 : 140,217,966.68 = 93,478,644.45 : x
  2. Step 2: Convert to fraction form
    93,478,644.45/140,217,966.68 = 93,478,644.45/x
  3. Step 3: Cross multiply
    93,478,644.45x = 140,217,966.68 × 93,478,644.45
  4. Step 4: Simplify right side
    93,478,644.45x = 13,107,385,452,314,276
  5. Step 5: Solve for x
    x = 13,107,385,452,314,276/93,478,644.45
  6. Step 6: Final answer
    x = 140,217,966.68

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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.