Home / 352,243,387.70-528,365,081.55-96,941,755.70

Finding the Fourth Proportional to 352,243,387.70, 528,365,081.55 and 96,941,755.70

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Solution

The fourth proportional to 352,243,387.70, 528,365,081.55 and 96,941,755.70 is: 145,412,633.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,243,387.70 : 528,365,081.55 = 96,941,755.70 : x
  2. Step 2: Convert to fraction form
    352,243,387.70/528,365,081.55 = 96,941,755.70/x
  3. Step 3: Cross multiply
    352,243,387.70x = 528,365,081.55 × 96,941,755.70
  4. Step 4: Simplify right side
    352,243,387.70x = 51,220,638,656,030,680
  5. Step 5: Solve for x
    x = 51,220,638,656,030,680/352,243,387.70
  6. Step 6: Final answer
    x = 145,412,633.55

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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.