Home / 344,063,815.60-474,807,856.20-189,539,143.60

Finding the Fourth Proportional to 344,063,815.60, 474,807,856.20 and 189,539,143.60

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Solution

The fourth proportional to 344,063,815.60, 474,807,856.20 and 189,539,143.60 is: 261,563,902.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,063,815.60 : 474,807,856.20 = 189,539,143.60 : x
  2. Step 2: Convert to fraction form
    344,063,815.60/474,807,856.20 = 189,539,143.60/x
  3. Step 3: Cross multiply
    344,063,815.60x = 474,807,856.20 × 189,539,143.60
  4. Step 4: Simplify right side
    344,063,815.60x = 89,994,674,438,699,952
  5. Step 5: Solve for x
    x = 89,994,674,438,699,952/344,063,815.60
  6. Step 6: Final answer
    x = 261,563,902.85

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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.