Home / 289,140,477.82-433,883,048.54-104,922,325.15

Finding the Fourth Proportional to 289,140,477.82, 433,883,048.54 and 104,922,325.15

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Solution

The fourth proportional to 289,140,477.82, 433,883,048.54 and 104,922,325.15 is: 157,446,022.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,140,477.82 : 433,883,048.54 = 104,922,325.15 : x
  2. Step 2: Convert to fraction form
    289,140,477.82/433,883,048.54 = 104,922,325.15/x
  3. Step 3: Cross multiply
    289,140,477.82x = 433,883,048.54 × 104,922,325.15
  4. Step 4: Simplify right side
    289,140,477.82x = 45,524,018,295,462,504
  5. Step 5: Solve for x
    x = 45,524,018,295,462,504/289,140,477.82
  6. Step 6: Final answer
    x = 157,446,022.91

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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.