Home / 1,014,524,633.60-1,521,307,297.56-393,031,021.76

Finding the Fourth Proportional to 1,014,524,633.60, 1,521,307,297.56 and 393,031,021.76

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Solution

The fourth proportional to 1,014,524,633.60, 1,521,307,297.56 and 393,031,021.76 is: 589,360,713.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,524,633.60 : 1,521,307,297.56 = 393,031,021.76 : x
  2. Step 2: Convert to fraction form
    1,014,524,633.60/1,521,307,297.56 = 393,031,021.76/x
  3. Step 3: Cross multiply
    1,014,524,633.60x = 1,521,307,297.56 × 393,031,021.76
  4. Step 4: Simplify right side
    1,014,524,633.60x = 597,920,961,568,263,552
  5. Step 5: Solve for x
    x = 597,920,961,568,263,552/1,014,524,633.60
  6. Step 6: Final answer
    x = 589,360,713.15

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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.