Home / 147,496,875.60-221,056,356.60-131,246,590.80

Finding the Fourth Proportional to 147,496,875.60, 221,056,356.60 and 131,246,590.80

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Solution

The fourth proportional to 147,496,875.60, 221,056,356.60 and 131,246,590.80 is: 196,701,747.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,496,875.60 : 221,056,356.60 = 131,246,590.80 : x
  2. Step 2: Convert to fraction form
    147,496,875.60/221,056,356.60 = 131,246,590.80/x
  3. Step 3: Cross multiply
    147,496,875.60x = 221,056,356.60 × 131,246,590.80
  4. Step 4: Simplify right side
    147,496,875.60x = 29,012,893,178,419,076
  5. Step 5: Solve for x
    x = 29,012,893,178,419,076/147,496,875.60
  6. Step 6: Final answer
    x = 196,701,747.48

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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.