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Finding the Fourth Proportional to 299,248,661.60, 448,915,831.86 and 92,004,473.90

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Solution

The fourth proportional to 299,248,661.60, 448,915,831.86 and 92,004,473.90 is: 138,019,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,248,661.60 : 448,915,831.86 = 92,004,473.90 : x
  2. Step 2: Convert to fraction form
    299,248,661.60/448,915,831.86 = 92,004,473.90/x
  3. Step 3: Cross multiply
    299,248,661.60x = 448,915,831.86 × 92,004,473.90
  4. Step 4: Simplify right side
    299,248,661.60x = 41,302,264,933,415,576
  5. Step 5: Solve for x
    x = 41,302,264,933,415,576/299,248,661.60
  6. Step 6: Final answer
    x = 138,019,881.90

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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.