Home / 69,762,417-96,281,302.77-40,004,710.35

Finding the Fourth Proportional to 69,762,417, 96,281,302.77 and 40,004,710.35

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Solution

The fourth proportional to 69,762,417, 96,281,302.77 and 40,004,710.35 is: 55,211,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,762,417 : 96,281,302.77 = 40,004,710.35 : x
  2. Step 2: Convert to fraction form
    69,762,417/96,281,302.77 = 40,004,710.35/x
  3. Step 3: Cross multiply
    69,762,417x = 96,281,302.77 × 40,004,710.35
  4. Step 4: Simplify right side
    69,762,417x = 3,851,705,629,434,502.50
  5. Step 5: Solve for x
    x = 3,851,705,629,434,502.50/69,762,417
  6. Step 6: Final answer
    x = 55,211,757.20

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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.