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Finding the Fourth Proportional to 1,765,793,894,493.40, 2,648,690,841,740 and 1,765,793,894,493.40

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Solution

The fourth proportional to 1,765,793,894,493.40, 2,648,690,841,740 and 1,765,793,894,493.40 is: 2,648,690,841,740

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,793,894,493.40 : 2,648,690,841,740 = 1,765,793,894,493.40 : x
  2. Step 2: Convert to fraction form
    1,765,793,894,493.40/2,648,690,841,740 = 1,765,793,894,493.40/x
  3. Step 3: Cross multiply
    1,765,793,894,493.40x = 2,648,690,841,740 × 1,765,793,894,493.40
  4. Step 4: Simplify right side
    1,765,793,894,493.40x = 4,677,042,116,745,076,406,222,848
  5. Step 5: Solve for x
    x = 4,677,042,116,745,076,406,222,848/1,765,793,894,493.40
  6. Step 6: Final answer
    x = 2,648,690,841,740

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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.