Home / 228,861,404.76-315,826,543.08-124,439,497.68

Finding the Fourth Proportional to 228,861,404.76, 315,826,543.08 and 124,439,497.68

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Solution

The fourth proportional to 228,861,404.76, 315,826,543.08 and 124,439,497.68 is: 171,725,313.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,861,404.76 : 315,826,543.08 = 124,439,497.68 : x
  2. Step 2: Convert to fraction form
    228,861,404.76/315,826,543.08 = 124,439,497.68/x
  3. Step 3: Cross multiply
    228,861,404.76x = 315,826,543.08 × 124,439,497.68
  4. Step 4: Simplify right side
    228,861,404.76x = 39,301,296,374,886,080
  5. Step 5: Solve for x
    x = 39,301,296,374,886,080/228,861,404.76
  6. Step 6: Final answer
    x = 171,725,313.04

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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.