Home / 807,180,832.45-1,113,909,538.58-435,902,831.02

Finding the Fourth Proportional to 807,180,832.45, 1,113,909,538.58 and 435,902,831.02

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Solution

The fourth proportional to 807,180,832.45, 1,113,909,538.58 and 435,902,831.02 is: 601,545,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,180,832.45 : 1,113,909,538.58 = 435,902,831.02 : x
  2. Step 2: Convert to fraction form
    807,180,832.45/1,113,909,538.58 = 435,902,831.02/x
  3. Step 3: Cross multiply
    807,180,832.45x = 1,113,909,538.58 × 435,902,831.02
  4. Step 4: Simplify right side
    807,180,832.45x = 485,556,321,367,203,840
  5. Step 5: Solve for x
    x = 485,556,321,367,203,840/807,180,832.45
  6. Step 6: Final answer
    x = 601,545,901.30

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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.