Home / 78,846,586.20-108,807,130.98-44,039,784.60

Finding the Fourth Proportional to 78,846,586.20, 108,807,130.98 and 44,039,784.60

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Solution

The fourth proportional to 78,846,586.20, 108,807,130.98 and 44,039,784.60 is: 60,774,255.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,846,586.20 : 108,807,130.98 = 44,039,784.60 : x
  2. Step 2: Convert to fraction form
    78,846,586.20/108,807,130.98 = 44,039,784.60/x
  3. Step 3: Cross multiply
    78,846,586.20x = 108,807,130.98 × 44,039,784.60
  4. Step 4: Simplify right side
    78,846,586.20x = 4,791,842,611,303,187
  5. Step 5: Solve for x
    x = 4,791,842,611,303,187/78,846,586.20
  6. Step 6: Final answer
    x = 60,774,255.96

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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.