Home / 299,033,810.40-448,550,715.60-196,913,157.60

Finding the Fourth Proportional to 299,033,810.40, 448,550,715.60 and 196,913,157.60

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Solution

The fourth proportional to 299,033,810.40, 448,550,715.60 and 196,913,157.60 is: 295,369,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,033,810.40 : 448,550,715.60 = 196,913,157.60 : x
  2. Step 2: Convert to fraction form
    299,033,810.40/448,550,715.60 = 196,913,157.60/x
  3. Step 3: Cross multiply
    299,033,810.40x = 448,550,715.60 × 196,913,157.60
  4. Step 4: Simplify right side
    299,033,810.40x = 88,325,537,752,535,584
  5. Step 5: Solve for x
    x = 88,325,537,752,535,584/299,033,810.40
  6. Step 6: Final answer
    x = 295,369,736.40

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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.