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Finding the Fourth Proportional to 116,651,809.60, 174,977,714.40 and 48,627,361.60

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Solution

The fourth proportional to 116,651,809.60, 174,977,714.40 and 48,627,361.60 is: 72,941,042.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,651,809.60 : 174,977,714.40 = 48,627,361.60 : x
  2. Step 2: Convert to fraction form
    116,651,809.60/174,977,714.40 = 48,627,361.60/x
  3. Step 3: Cross multiply
    116,651,809.60x = 174,977,714.40 × 48,627,361.60
  4. Step 4: Simplify right side
    116,651,809.60x = 8,508,704,590,070,328
  5. Step 5: Solve for x
    x = 8,508,704,590,070,328/116,651,809.60
  6. Step 6: Final answer
    x = 72,941,042.40

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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.