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Finding the Fourth Proportional to 96,840,012.60, 145,260,018.90 and 96,840,012.60

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Solution

The fourth proportional to 96,840,012.60, 145,260,018.90 and 96,840,012.60 is: 145,260,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,840,012.60 : 145,260,018.90 = 96,840,012.60 : x
  2. Step 2: Convert to fraction form
    96,840,012.60/145,260,018.90 = 96,840,012.60/x
  3. Step 3: Cross multiply
    96,840,012.60x = 145,260,018.90 × 96,840,012.60
  4. Step 4: Simplify right side
    96,840,012.60x = 14,066,982,060,552,238
  5. Step 5: Solve for x
    x = 14,066,982,060,552,238/96,840,012.60
  6. Step 6: Final answer
    x = 145,260,018.90

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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.