Home / 352,512,234.40-528,404,434.80-158,516,586.40

Finding the Fourth Proportional to 352,512,234.40, 528,404,434.80 and 158,516,586.40

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Solution

The fourth proportional to 352,512,234.40, 528,404,434.80 and 158,516,586.40 is: 237,611,234.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,512,234.40 : 528,404,434.80 = 158,516,586.40 : x
  2. Step 2: Convert to fraction form
    352,512,234.40/528,404,434.80 = 158,516,586.40/x
  3. Step 3: Cross multiply
    352,512,234.40x = 528,404,434.80 × 158,516,586.40
  4. Step 4: Simplify right side
    352,512,234.40x = 83,760,867,243,117,376
  5. Step 5: Solve for x
    x = 83,760,867,243,117,376/352,512,234.40
  6. Step 6: Final answer
    x = 237,611,234.64

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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.