Home / 70,315,425.60-105,535,346.40-41,525,563.20

Finding the Fourth Proportional to 70,315,425.60, 105,535,346.40 and 41,525,563.20

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Solution

The fourth proportional to 70,315,425.60, 105,535,346.40 and 41,525,563.20 is: 62,325,082.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,315,425.60 : 105,535,346.40 = 41,525,563.20 : x
  2. Step 2: Convert to fraction form
    70,315,425.60/105,535,346.40 = 41,525,563.20/x
  3. Step 3: Cross multiply
    70,315,425.60x = 105,535,346.40 × 41,525,563.20
  4. Step 4: Simplify right side
    70,315,425.60x = 4,382,414,696,767,093
  5. Step 5: Solve for x
    x = 4,382,414,696,767,093/70,315,425.60
  6. Step 6: Final answer
    x = 62,325,082.43

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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.