Home / 207,927,136.12-286,928,080.09-113,823,078.52

Finding the Fourth Proportional to 207,927,136.12, 286,928,080.09 and 113,823,078.52

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Solution

The fourth proportional to 207,927,136.12, 286,928,080.09 and 113,823,078.52 is: 157,069,625.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,927,136.12 : 286,928,080.09 = 113,823,078.52 : x
  2. Step 2: Convert to fraction form
    207,927,136.12/286,928,080.09 = 113,823,078.52/x
  3. Step 3: Cross multiply
    207,927,136.12x = 286,928,080.09 × 113,823,078.52
  4. Step 4: Simplify right side
    207,927,136.12x = 32,659,037,389,676,916
  5. Step 5: Solve for x
    x = 32,659,037,389,676,916/207,927,136.12
  6. Step 6: Final answer
    x = 157,069,625.44

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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.