Home / 207,728,145.23-286,639,865.84-119,650,788.05

Finding the Fourth Proportional to 207,728,145.23, 286,639,865.84 and 119,650,788.05

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Solution

The fourth proportional to 207,728,145.23, 286,639,865.84 and 119,650,788.05 is: 165,103,702.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,728,145.23 : 286,639,865.84 = 119,650,788.05 : x
  2. Step 2: Convert to fraction form
    207,728,145.23/286,639,865.84 = 119,650,788.05/x
  3. Step 3: Cross multiply
    207,728,145.23x = 286,639,865.84 × 119,650,788.05
  4. Step 4: Simplify right side
    207,728,145.23x = 34,296,685,833,168,200
  5. Step 5: Solve for x
    x = 34,296,685,833,168,200/207,728,145.23
  6. Step 6: Final answer
    x = 165,103,702.23

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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.