Home / 305,548,396.02-458,355,392.82-130,689,590.22

Finding the Fourth Proportional to 305,548,396.02, 458,355,392.82 and 130,689,590.22

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Solution

The fourth proportional to 305,548,396.02, 458,355,392.82 and 130,689,590.22 is: 196,048,414.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,548,396.02 : 458,355,392.82 = 130,689,590.22 : x
  2. Step 2: Convert to fraction form
    305,548,396.02/458,355,392.82 = 130,689,590.22/x
  3. Step 3: Cross multiply
    305,548,396.02x = 458,355,392.82 × 130,689,590.22
  4. Step 4: Simplify right side
    305,548,396.02x = 59,902,278,462,772,928
  5. Step 5: Solve for x
    x = 59,902,278,462,772,928/305,548,396.02
  6. Step 6: Final answer
    x = 196,048,414.07

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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.