Home / 213,124,962.24-294,112,444.32-115,339,818.24

Finding the Fourth Proportional to 213,124,962.24, 294,112,444.32 and 115,339,818.24

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Solution

The fourth proportional to 213,124,962.24, 294,112,444.32 and 115,339,818.24 is: 159,168,947.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,124,962.24 : 294,112,444.32 = 115,339,818.24 : x
  2. Step 2: Convert to fraction form
    213,124,962.24/294,112,444.32 = 115,339,818.24/x
  3. Step 3: Cross multiply
    213,124,962.24x = 294,112,444.32 × 115,339,818.24
  4. Step 4: Simplify right side
    213,124,962.24x = 33,922,875,869,990,916
  5. Step 5: Solve for x
    x = 33,922,875,869,990,916/213,124,962.24
  6. Step 6: Final answer
    x = 159,168,947.24

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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.