Home / 19,336,691,905.19-29,005,031,030.57-5,171,289,494.81

Finding the Fourth Proportional to 19,336,691,905.19, 29,005,031,030.57 and 5,171,289,494.81

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Solution

The fourth proportional to 19,336,691,905.19, 29,005,031,030.57 and 5,171,289,494.81 is: 7,756,932,416.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,336,691,905.19 : 29,005,031,030.57 = 5,171,289,494.81 : x
  2. Step 2: Convert to fraction form
    19,336,691,905.19/29,005,031,030.57 = 5,171,289,494.81/x
  3. Step 3: Cross multiply
    19,336,691,905.19x = 29,005,031,030.57 × 5,171,289,494.81
  4. Step 4: Simplify right side
    19,336,691,905.19x = 149,993,412,264,853,831,680
  5. Step 5: Solve for x
    x = 149,993,412,264,853,831,680/19,336,691,905.19
  6. Step 6: Final answer
    x = 7,756,932,416.38

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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.