Home / 57,993,783.40-86,990,675.10-38,883,485.80

Finding the Fourth Proportional to 57,993,783.40, 86,990,675.10 and 38,883,485.80

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Solution

The fourth proportional to 57,993,783.40, 86,990,675.10 and 38,883,485.80 is: 58,325,228.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,993,783.40 : 86,990,675.10 = 38,883,485.80 : x
  2. Step 2: Convert to fraction form
    57,993,783.40/86,990,675.10 = 38,883,485.80/x
  3. Step 3: Cross multiply
    57,993,783.40x = 86,990,675.10 × 38,883,485.80
  4. Step 4: Simplify right side
    57,993,783.40x = 3,382,500,679,983,263
  5. Step 5: Solve for x
    x = 3,382,500,679,983,263/57,993,783.40
  6. Step 6: Final answer
    x = 58,325,228.70

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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.