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Finding the Fourth Proportional to 232,575,997.60, 348,863,996.40 and 70,996,938.40

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Solution

The fourth proportional to 232,575,997.60, 348,863,996.40 and 70,996,938.40 is: 106,495,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,575,997.60 : 348,863,996.40 = 70,996,938.40 : x
  2. Step 2: Convert to fraction form
    232,575,997.60/348,863,996.40 = 70,996,938.40/x
  3. Step 3: Cross multiply
    232,575,997.60x = 348,863,996.40 × 70,996,938.40
  4. Step 4: Simplify right side
    232,575,997.60x = 24,768,275,662,388,624
  5. Step 5: Solve for x
    x = 24,768,275,662,388,624/232,575,997.60
  6. Step 6: Final answer
    x = 106,495,407.60

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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.