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Finding the Fourth Proportional to 79,730,201,243.15, 119,595,301,864.73 and 79,730,201,243.15

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Solution

The fourth proportional to 79,730,201,243.15, 119,595,301,864.73 and 79,730,201,243.15 is: 119,595,301,864.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,730,201,243.15 : 119,595,301,864.73 = 79,730,201,243.15 : x
  2. Step 2: Convert to fraction form
    79,730,201,243.15/119,595,301,864.73 = 79,730,201,243.15/x
  3. Step 3: Cross multiply
    79,730,201,243.15x = 119,595,301,864.73 × 79,730,201,243.15
  4. Step 4: Simplify right side
    79,730,201,243.15x = 9,535,357,485,410,194,292,736
  5. Step 5: Solve for x
    x = 9,535,357,485,410,194,292,736/79,730,201,243.15
  6. Step 6: Final answer
    x = 119,595,301,864.73

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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.