Home / 25,420,653,506.87-38,136,496,451.12-7,733,871,556.95

Finding the Fourth Proportional to 25,420,653,506.87, 38,136,496,451.12 and 7,733,871,556.95

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Solution

The fourth proportional to 25,420,653,506.87, 38,136,496,451.12 and 7,733,871,556.95 is: 11,602,485,557.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,420,653,506.87 : 38,136,496,451.12 = 7,733,871,556.95 : x
  2. Step 2: Convert to fraction form
    25,420,653,506.87/38,136,496,451.12 = 7,733,871,556.95/x
  3. Step 3: Cross multiply
    25,420,653,506.87x = 38,136,496,451.12 × 7,733,871,556.95
  4. Step 4: Simplify right side
    25,420,653,506.87x = 294,942,765,185,041,596,416
  5. Step 5: Solve for x
    x = 294,942,765,185,041,596,416/25,420,653,506.87
  6. Step 6: Final answer
    x = 11,602,485,557.87

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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.