Home / 10,158,971,145.84-15,232,525,836.84-3,940,870,525.68

Finding the Fourth Proportional to 10,158,971,145.84, 15,232,525,836.84 and 3,940,870,525.68

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Solution

The fourth proportional to 10,158,971,145.84, 15,232,525,836.84 and 3,940,870,525.68 is: 5,909,005,079.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158,971,145.84 : 15,232,525,836.84 = 3,940,870,525.68 : x
  2. Step 2: Convert to fraction form
    10,158,971,145.84/15,232,525,836.84 = 3,940,870,525.68/x
  3. Step 3: Cross multiply
    10,158,971,145.84x = 15,232,525,836.84 × 3,940,870,525.68
  4. Step 4: Simplify right side
    10,158,971,145.84x = 60,029,412,102,061,834,240
  5. Step 5: Solve for x
    x = 60,029,412,102,061,834,240/10,158,971,145.84
  6. Step 6: Final answer
    x = 5,909,005,079.38

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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.