Home / 352,457,134.40-528,874,658.40-148,005,876.80

Finding the Fourth Proportional to 352,457,134.40, 528,874,658.40 and 148,005,876.80

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Solution

The fourth proportional to 352,457,134.40, 528,874,658.40 and 148,005,876.80 is: 222,088,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,457,134.40 : 528,874,658.40 = 148,005,876.80 : x
  2. Step 2: Convert to fraction form
    352,457,134.40/528,874,658.40 = 148,005,876.80/x
  3. Step 3: Cross multiply
    352,457,134.40x = 528,874,658.40 × 148,005,876.80
  4. Step 4: Simplify right side
    352,457,134.40x = 78,276,557,533,792,480
  5. Step 5: Solve for x
    x = 78,276,557,533,792,480/352,457,134.40
  6. Step 6: Final answer
    x = 222,088,163.05

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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.