Home / 724,044,030.70-1,086,066,046.05-264,312,136.30

Finding the Fourth Proportional to 724,044,030.70, 1,086,066,046.05 and 264,312,136.30

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Solution

The fourth proportional to 724,044,030.70, 1,086,066,046.05 and 264,312,136.30 is: 396,468,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,044,030.70 : 1,086,066,046.05 = 264,312,136.30 : x
  2. Step 2: Convert to fraction form
    724,044,030.70/1,086,066,046.05 = 264,312,136.30/x
  3. Step 3: Cross multiply
    724,044,030.70x = 1,086,066,046.05 × 264,312,136.30
  4. Step 4: Simplify right side
    724,044,030.70x = 287,060,436,794,369,664
  5. Step 5: Solve for x
    x = 287,060,436,794,369,664/724,044,030.70
  6. Step 6: Final answer
    x = 396,468,204.45

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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.