Home / 159,361,062,045.86-219,917,731,709-87,103,085,039.46

Finding the Fourth Proportional to 159,361,062,045.86, 219,917,731,709 and 87,103,085,039.46

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Solution

The fourth proportional to 159,361,062,045.86, 219,917,731,709 and 87,103,085,039.46 is: 120,201,965,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,361,062,045.86 : 219,917,731,709 = 87,103,085,039.46 : x
  2. Step 2: Convert to fraction form
    159,361,062,045.86/219,917,731,709 = 87,103,085,039.46/x
  3. Step 3: Cross multiply
    159,361,062,045.86x = 219,917,731,709 × 87,103,085,039.46
  4. Step 4: Simplify right side
    159,361,062,045.86x = 19,155,512,886,733,077,217,280
  5. Step 5: Solve for x
    x = 19,155,512,886,733,077,217,280/159,361,062,045.86
  6. Step 6: Final answer
    x = 120,201,965,529.20

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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.