Home / 274,853,762.10-412,280,643.15-165,802,068.90

Finding the Fourth Proportional to 274,853,762.10, 412,280,643.15 and 165,802,068.90

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Solution

The fourth proportional to 274,853,762.10, 412,280,643.15 and 165,802,068.90 is: 248,703,103.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,853,762.10 : 412,280,643.15 = 165,802,068.90 : x
  2. Step 2: Convert to fraction form
    274,853,762.10/412,280,643.15 = 165,802,068.90/x
  3. Step 3: Cross multiply
    274,853,762.10x = 412,280,643.15 × 165,802,068.90
  4. Step 4: Simplify right side
    274,853,762.10x = 68,356,983,601,692,608
  5. Step 5: Solve for x
    x = 68,356,983,601,692,608/274,853,762.10
  6. Step 6: Final answer
    x = 248,703,103.35

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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.