Home / 843,670,130.20-1,265,505,195.30-230,316,357.40

Finding the Fourth Proportional to 843,670,130.20, 1,265,505,195.30 and 230,316,357.40

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Solution

The fourth proportional to 843,670,130.20, 1,265,505,195.30 and 230,316,357.40 is: 345,474,536.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,670,130.20 : 1,265,505,195.30 = 230,316,357.40 : x
  2. Step 2: Convert to fraction form
    843,670,130.20/1,265,505,195.30 = 230,316,357.40/x
  3. Step 3: Cross multiply
    843,670,130.20x = 1,265,505,195.30 × 230,316,357.40
  4. Step 4: Simplify right side
    843,670,130.20x = 291,466,546,852,271,616
  5. Step 5: Solve for x
    x = 291,466,546,852,271,616/843,670,130.20
  6. Step 6: Final answer
    x = 345,474,536.10

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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.