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Finding the Fourth Proportional to 60,558,889.65, 90,838,334.48 and 60,558,889.65

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Solution

The fourth proportional to 60,558,889.65, 90,838,334.48 and 60,558,889.65 is: 90,838,334.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,558,889.65 : 90,838,334.48 = 60,558,889.65 : x
  2. Step 2: Convert to fraction form
    60,558,889.65/90,838,334.48 = 60,558,889.65/x
  3. Step 3: Cross multiply
    60,558,889.65x = 90,838,334.48 × 60,558,889.65
  4. Step 4: Simplify right side
    60,558,889.65x = 5,501,068,673,461,315
  5. Step 5: Solve for x
    x = 5,501,068,673,461,315/60,558,889.65
  6. Step 6: Final answer
    x = 90,838,334.48

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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.