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Finding the Fourth Proportional to 60,687,579,738.30, 91,031,369,607.45 and 60,687,579,738.30

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Solution

The fourth proportional to 60,687,579,738.30, 91,031,369,607.45 and 60,687,579,738.30 is: 91,031,369,607.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,687,579,738.30 : 91,031,369,607.45 = 60,687,579,738.30 : x
  2. Step 2: Convert to fraction form
    60,687,579,738.30/91,031,369,607.45 = 60,687,579,738.30/x
  3. Step 3: Cross multiply
    60,687,579,738.30x = 91,031,369,607.45 × 60,687,579,738.30
  4. Step 4: Simplify right side
    60,687,579,738.30x = 5,524,473,501,738,780,852,224
  5. Step 5: Solve for x
    x = 5,524,473,501,738,780,852,224/60,687,579,738.30
  6. Step 6: Final answer
    x = 91,031,369,607.45

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Double scale
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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.