Home / 659,624,074.63-989,603,587.78-305,353,764.62

Finding the Fourth Proportional to 659,624,074.63, 989,603,587.78 and 305,353,764.62

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Solution

The fourth proportional to 659,624,074.63, 989,603,587.78 and 305,353,764.62 is: 458,108,175.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,624,074.63 : 989,603,587.78 = 305,353,764.62 : x
  2. Step 2: Convert to fraction form
    659,624,074.63/989,603,587.78 = 305,353,764.62/x
  3. Step 3: Cross multiply
    659,624,074.63x = 989,603,587.78 × 305,353,764.62
  4. Step 4: Simplify right side
    659,624,074.63x = 302,179,181,010,754,752
  5. Step 5: Solve for x
    x = 302,179,181,010,754,752/659,624,074.63
  6. Step 6: Final answer
    x = 458,108,175.00

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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.