Home / 807,180,829.20-1,113,909,534.09-435,902,827.77

Finding the Fourth Proportional to 807,180,829.20, 1,113,909,534.09 and 435,902,827.77

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Solution

The fourth proportional to 807,180,829.20, 1,113,909,534.09 and 435,902,827.77 is: 601,545,896.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,180,829.20 : 1,113,909,534.09 = 435,902,827.77 : x
  2. Step 2: Convert to fraction form
    807,180,829.20/1,113,909,534.09 = 435,902,827.77/x
  3. Step 3: Cross multiply
    807,180,829.20x = 1,113,909,534.09 × 435,902,827.77
  4. Step 4: Simplify right side
    807,180,829.20x = 485,556,315,789,794,176
  5. Step 5: Solve for x
    x = 485,556,315,789,794,176/807,180,829.20
  6. Step 6: Final answer
    x = 601,545,896.81

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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.