Home / 199,588,043.40-299,382,065.10-92,092,619.40

Finding the Fourth Proportional to 199,588,043.40, 299,382,065.10 and 92,092,619.40

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Solution

The fourth proportional to 199,588,043.40, 299,382,065.10 and 92,092,619.40 is: 138,138,929.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,588,043.40 : 299,382,065.10 = 92,092,619.40 : x
  2. Step 2: Convert to fraction form
    199,588,043.40/299,382,065.10 = 92,092,619.40/x
  3. Step 3: Cross multiply
    199,588,043.40x = 299,382,065.10 × 92,092,619.40
  4. Step 4: Simplify right side
    199,588,043.40x = 27,570,878,576,440,328
  5. Step 5: Solve for x
    x = 27,570,878,576,440,328/199,588,043.40
  6. Step 6: Final answer
    x = 138,138,929.10

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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.