Home / 953,109,105.90-1,428,844,851.54-331,243,542.90

Finding the Fourth Proportional to 953,109,105.90, 1,428,844,851.54 and 331,243,542.90

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Solution

The fourth proportional to 953,109,105.90, 1,428,844,851.54 and 331,243,542.90 is: 496,580,746.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,109,105.90 : 1,428,844,851.54 = 331,243,542.90 : x
  2. Step 2: Convert to fraction form
    953,109,105.90/1,428,844,851.54 = 331,243,542.90/x
  3. Step 3: Cross multiply
    953,109,105.90x = 1,428,844,851.54 × 331,243,542.90
  4. Step 4: Simplify right side
    953,109,105.90x = 473,295,630,878,534,080
  5. Step 5: Solve for x
    x = 473,295,630,878,534,080/953,109,105.90
  6. Step 6: Final answer
    x = 496,580,746.05

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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.