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Finding the Fourth Proportional to 70,150,212,000.07, 105,225,318,000.10 and 70,150,212,000.07

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Solution

The fourth proportional to 70,150,212,000.07, 105,225,318,000.10 and 70,150,212,000.07 is: 105,225,318,000.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,150,212,000.07 : 105,225,318,000.10 = 70,150,212,000.07 : x
  2. Step 2: Convert to fraction form
    70,150,212,000.07/105,225,318,000.10 = 70,150,212,000.07/x
  3. Step 3: Cross multiply
    70,150,212,000.07x = 105,225,318,000.10 × 70,150,212,000.07
  4. Step 4: Simplify right side
    70,150,212,000.07x = 7,381,578,365,481,798,074,368
  5. Step 5: Solve for x
    x = 7,381,578,365,481,798,074,368/70,150,212,000.07
  6. Step 6: Final answer
    x = 105,225,318,000.10

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1.5x scale

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.