Home / 199,645,206.40-299,467,809.60-92,149,782.40

Finding the Fourth Proportional to 199,645,206.40, 299,467,809.60 and 92,149,782.40

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Solution

The fourth proportional to 199,645,206.40, 299,467,809.60 and 92,149,782.40 is: 138,224,673.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,645,206.40 : 299,467,809.60 = 92,149,782.40 : x
  2. Step 2: Convert to fraction form
    199,645,206.40/299,467,809.60 = 92,149,782.40/x
  3. Step 3: Cross multiply
    199,645,206.40x = 299,467,809.60 × 92,149,782.40
  4. Step 4: Simplify right side
    199,645,206.40x = 27,595,893,490,444,636
  5. Step 5: Solve for x
    x = 27,595,893,490,444,636/199,645,206.40
  6. Step 6: Final answer
    x = 138,224,673.60

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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.