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Finding the Fourth Proportional to 70,000,358.90, 97,773,754.30 and 70,000,358.90

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Solution

The fourth proportional to 70,000,358.90, 97,773,754.30 and 70,000,358.90 is: 97,773,754.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,000,358.90 : 97,773,754.30 = 70,000,358.90 : x
  2. Step 2: Convert to fraction form
    70,000,358.90/97,773,754.30 = 70,000,358.90/x
  3. Step 3: Cross multiply
    70,000,358.90x = 97,773,754.30 × 70,000,358.90
  4. Step 4: Simplify right side
    70,000,358.90x = 6,844,197,892,000,419
  5. Step 5: Solve for x
    x = 6,844,197,892,000,419/70,000,358.90
  6. Step 6: Final answer
    x = 97,773,754.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.