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Finding the Fourth Proportional to 98,496,345.60, 147,744,518.40 and 98,496,345.60

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Solution

The fourth proportional to 98,496,345.60, 147,744,518.40 and 98,496,345.60 is: 147,744,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,345.60 : 147,744,518.40 = 98,496,345.60 : x
  2. Step 2: Convert to fraction form
    98,496,345.60/147,744,518.40 = 98,496,345.60/x
  3. Step 3: Cross multiply
    98,496,345.60x = 147,744,518.40 × 98,496,345.60
  4. Step 4: Simplify right side
    98,496,345.60x = 14,552,295,144,831,958
  5. Step 5: Solve for x
    x = 14,552,295,144,831,958/98,496,345.60
  6. Step 6: Final answer
    x = 147,744,518.40

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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.