Home / 856,106,409.36-1,181,432,891.54-464,965,833.36

Finding the Fourth Proportional to 856,106,409.36, 1,181,432,891.54 and 464,965,833.36

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Solution

The fourth proportional to 856,106,409.36, 1,181,432,891.54 and 464,965,833.36 is: 641,656,134.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,106,409.36 : 1,181,432,891.54 = 464,965,833.36 : x
  2. Step 2: Convert to fraction form
    856,106,409.36/1,181,432,891.54 = 464,965,833.36/x
  3. Step 3: Cross multiply
    856,106,409.36x = 1,181,432,891.54 × 464,965,833.36
  4. Step 4: Simplify right side
    856,106,409.36x = 549,325,928,973,810,624
  5. Step 5: Solve for x
    x = 549,325,928,973,810,624/856,106,409.36
  6. Step 6: Final answer
    x = 641,656,134.06

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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.