Home / 160,542,231,262.43-221,552,478,041.50-87,302,745,464.52

Finding the Fourth Proportional to 160,542,231,262.43, 221,552,478,041.50 and 87,302,745,464.52

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Solution

The fourth proportional to 160,542,231,262.43, 221,552,478,041.50 and 87,302,745,464.52 is: 120,480,072,099.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,542,231,262.43 : 221,552,478,041.50 = 87,302,745,464.52 : x
  2. Step 2: Convert to fraction form
    160,542,231,262.43/221,552,478,041.50 = 87,302,745,464.52/x
  3. Step 3: Cross multiply
    160,542,231,262.43x = 221,552,478,041.50 × 87,302,745,464.52
  4. Step 4: Simplify right side
    160,542,231,262.43x = 19,342,139,597,490,730,565,632
  5. Step 5: Solve for x
    x = 19,342,139,597,490,730,565,632/160,542,231,262.43
  6. Step 6: Final answer
    x = 120,480,072,099.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.