Home / 228,733,806.60-315,655,090.74-124,311,883.32

Finding the Fourth Proportional to 228,733,806.60, 315,655,090.74 and 124,311,883.32

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Solution

The fourth proportional to 228,733,806.60, 315,655,090.74 and 124,311,883.32 is: 171,551,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,733,806.60 : 315,655,090.74 = 124,311,883.32 : x
  2. Step 2: Convert to fraction form
    228,733,806.60/315,655,090.74 = 124,311,883.32/x
  3. Step 3: Cross multiply
    228,733,806.60x = 315,655,090.74 × 124,311,883.32
  4. Step 4: Simplify right side
    228,733,806.60x = 39,239,678,809,434,888
  5. Step 5: Solve for x
    x = 39,239,678,809,434,888/228,733,806.60
  6. Step 6: Final answer
    x = 171,551,723.78

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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.