Home / 57,699,529.28-79,630,692-31,945,417.28

Finding the Fourth Proportional to 57,699,529.28, 79,630,692 and 31,945,417.28

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Solution

The fourth proportional to 57,699,529.28, 79,630,692 and 31,945,417.28 is: 44,087,633.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,699,529.28 : 79,630,692 = 31,945,417.28 : x
  2. Step 2: Convert to fraction form
    57,699,529.28/79,630,692 = 31,945,417.28/x
  3. Step 3: Cross multiply
    57,699,529.28x = 79,630,692 × 31,945,417.28
  4. Step 4: Simplify right side
    57,699,529.28x = 2,543,835,684,235,158
  5. Step 5: Solve for x
    x = 2,543,835,684,235,158/57,699,529.28
  6. Step 6: Final answer
    x = 44,087,633.23

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1.5x scale

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.