Home / 818,162,512.52-1,129,056,803.70-446,884,441.16

Finding the Fourth Proportional to 818,162,512.52, 1,129,056,803.70 and 446,884,441.16

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Solution

The fourth proportional to 818,162,512.52, 1,129,056,803.70 and 446,884,441.16 is: 616,696,452.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,162,512.52 : 1,129,056,803.70 = 446,884,441.16 : x
  2. Step 2: Convert to fraction form
    818,162,512.52/1,129,056,803.70 = 446,884,441.16/x
  3. Step 3: Cross multiply
    818,162,512.52x = 1,129,056,803.70 × 446,884,441.16
  4. Step 4: Simplify right side
    818,162,512.52x = 504,557,918,759,370,368
  5. Step 5: Solve for x
    x = 504,557,918,759,370,368/818,162,512.52
  6. Step 6: Final answer
    x = 616,696,452.16

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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.