Home / 342,523,768.50-472,683,043.53-185,890,838.22

Finding the Fourth Proportional to 342,523,768.50, 472,683,043.53 and 185,890,838.22

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Solution

The fourth proportional to 342,523,768.50, 472,683,043.53 and 185,890,838.22 is: 256,529,488.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,523,768.50 : 472,683,043.53 = 185,890,838.22 : x
  2. Step 2: Convert to fraction form
    342,523,768.50/472,683,043.53 = 185,890,838.22/x
  3. Step 3: Cross multiply
    342,523,768.50x = 472,683,043.53 × 185,890,838.22
  4. Step 4: Simplify right side
    342,523,768.50x = 87,867,447,174,172,448
  5. Step 5: Solve for x
    x = 87,867,447,174,172,448/342,523,768.50
  6. Step 6: Final answer
    x = 256,529,488.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.