Home / 57,303,608.20-85,955,412.30-39,163,755.40

Finding the Fourth Proportional to 57,303,608.20, 85,955,412.30 and 39,163,755.40

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Solution

The fourth proportional to 57,303,608.20, 85,955,412.30 and 39,163,755.40 is: 58,745,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,303,608.20 : 85,955,412.30 = 39,163,755.40 : x
  2. Step 2: Convert to fraction form
    57,303,608.20/85,955,412.30 = 39,163,755.40/x
  3. Step 3: Cross multiply
    57,303,608.20x = 85,955,412.30 × 39,163,755.40
  4. Step 4: Simplify right side
    57,303,608.20x = 3,366,336,742,623,351
  5. Step 5: Solve for x
    x = 3,366,336,742,623,351/57,303,608.20
  6. Step 6: Final answer
    x = 58,745,633.10

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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.