Home / 1,640,612,079,793.80-2,458,959,015,588.30-685,548,829,873.80

Finding the Fourth Proportional to 1,640,612,079,793.80, 2,458,959,015,588.30 and 685,548,829,873.80

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Solution

The fourth proportional to 1,640,612,079,793.80, 2,458,959,015,588.30 and 685,548,829,873.80 is: 1,027,504,610,386.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,612,079,793.80 : 2,458,959,015,588.30 = 685,548,829,873.80 : x
  2. Step 2: Convert to fraction form
    1,640,612,079,793.80/2,458,959,015,588.30 = 685,548,829,873.80/x
  3. Step 3: Cross multiply
    1,640,612,079,793.80x = 2,458,959,015,588.30 × 685,548,829,873.80
  4. Step 4: Simplify right side
    1,640,612,079,793.80x = 1,685,736,475,844,190,066,966,528
  5. Step 5: Solve for x
    x = 1,685,736,475,844,190,066,966,528/1,640,612,079,793.80
  6. Step 6: Final answer
    x = 1,027,504,610,386.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.