Home / 608,646,643.90-912,401,986.46-240,184,647.36

Finding the Fourth Proportional to 608,646,643.90, 912,401,986.46 and 240,184,647.36

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Solution

The fourth proportional to 608,646,643.90, 912,401,986.46 and 240,184,647.36 is: 360,052,834.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,646,643.90 : 912,401,986.46 = 240,184,647.36 : x
  2. Step 2: Convert to fraction form
    608,646,643.90/912,401,986.46 = 240,184,647.36/x
  3. Step 3: Cross multiply
    608,646,643.90x = 912,401,986.46 × 240,184,647.36
  4. Step 4: Simplify right side
    608,646,643.90x = 219,144,949,371,579,872
  5. Step 5: Solve for x
    x = 219,144,949,371,579,872/608,646,643.90
  6. Step 6: Final answer
    x = 360,052,834.54

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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.