Home / 807,180,834.45-1,113,909,541.34-435,902,833.02

Finding the Fourth Proportional to 807,180,834.45, 1,113,909,541.34 and 435,902,833.02

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Solution

The fourth proportional to 807,180,834.45, 1,113,909,541.34 and 435,902,833.02 is: 601,545,904.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,180,834.45 : 1,113,909,541.34 = 435,902,833.02 : x
  2. Step 2: Convert to fraction form
    807,180,834.45/1,113,909,541.34 = 435,902,833.02/x
  3. Step 3: Cross multiply
    807,180,834.45x = 1,113,909,541.34 × 435,902,833.02
  4. Step 4: Simplify right side
    807,180,834.45x = 485,556,324,798,114,752
  5. Step 5: Solve for x
    x = 485,556,324,798,114,752/807,180,834.45
  6. Step 6: Final answer
    x = 601,545,904.06

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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.