Home / 299,287,628.40-448,931,442.60-197,166,975.60

Finding the Fourth Proportional to 299,287,628.40, 448,931,442.60 and 197,166,975.60

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Solution

The fourth proportional to 299,287,628.40, 448,931,442.60 and 197,166,975.60 is: 295,750,463.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,287,628.40 : 448,931,442.60 = 197,166,975.60 : x
  2. Step 2: Convert to fraction form
    299,287,628.40/448,931,442.60 = 197,166,975.60/x
  3. Step 3: Cross multiply
    299,287,628.40x = 448,931,442.60 × 197,166,975.60
  4. Step 4: Simplify right side
    299,287,628.40x = 88,514,454,789,187,008
  5. Step 5: Solve for x
    x = 88,514,454,789,187,008/299,287,628.40
  6. Step 6: Final answer
    x = 295,750,463.40

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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.