Home / 563,875,942.72-845,854,679.60-236,021,722.96

Finding the Fourth Proportional to 563,875,942.72, 845,854,679.60 and 236,021,722.96

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Solution

The fourth proportional to 563,875,942.72, 845,854,679.60 and 236,021,722.96 is: 354,049,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,875,942.72 : 845,854,679.60 = 236,021,722.96 : x
  2. Step 2: Convert to fraction form
    563,875,942.72/845,854,679.60 = 236,021,722.96/x
  3. Step 3: Cross multiply
    563,875,942.72x = 845,854,679.60 × 236,021,722.96
  4. Step 4: Simplify right side
    563,875,942.72x = 199,640,078,852,970,784
  5. Step 5: Solve for x
    x = 199,640,078,852,970,784/563,875,942.72
  6. Step 6: Final answer
    x = 354,049,647.68

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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.