Home / 472,812,302.85-708,440,247.54-161,749,874.55

Finding the Fourth Proportional to 472,812,302.85, 708,440,247.54 and 161,749,874.55

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Solution

The fourth proportional to 472,812,302.85, 708,440,247.54 and 161,749,874.55 is: 242,358,586.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,812,302.85 : 708,440,247.54 = 161,749,874.55 : x
  2. Step 2: Convert to fraction form
    472,812,302.85/708,440,247.54 = 161,749,874.55/x
  3. Step 3: Cross multiply
    472,812,302.85x = 708,440,247.54 × 161,749,874.55
  4. Step 4: Simplify right side
    472,812,302.85x = 114,590,121,165,765,952
  5. Step 5: Solve for x
    x = 114,590,121,165,765,952/472,812,302.85
  6. Step 6: Final answer
    x = 242,358,586.01

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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.