Home / 306,563,603.60-422,994,619.38-176,158,217.36

Finding the Fourth Proportional to 306,563,603.60, 422,994,619.38 and 176,158,217.36

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Solution

The fourth proportional to 306,563,603.60, 422,994,619.38 and 176,158,217.36 is: 243,062,050.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,563,603.60 : 422,994,619.38 = 176,158,217.36 : x
  2. Step 2: Convert to fraction form
    306,563,603.60/422,994,619.38 = 176,158,217.36/x
  3. Step 3: Cross multiply
    306,563,603.60x = 422,994,619.38 × 176,158,217.36
  4. Step 4: Simplify right side
    306,563,603.60x = 74,513,978,102,852,512
  5. Step 5: Solve for x
    x = 74,513,978,102,852,512/306,563,603.60
  6. Step 6: Final answer
    x = 243,062,050.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.