Home / 197,201,432.40-295,802,148.60-193,842,200.40

Finding the Fourth Proportional to 197,201,432.40, 295,802,148.60 and 193,842,200.40

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Solution

The fourth proportional to 197,201,432.40, 295,802,148.60 and 193,842,200.40 is: 290,763,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,201,432.40 : 295,802,148.60 = 193,842,200.40 : x
  2. Step 2: Convert to fraction form
    197,201,432.40/295,802,148.60 = 193,842,200.40/x
  3. Step 3: Cross multiply
    197,201,432.40x = 295,802,148.60 × 193,842,200.40
  4. Step 4: Simplify right side
    197,201,432.40x = 57,338,939,367,671,784
  5. Step 5: Solve for x
    x = 57,338,939,367,671,784/197,201,432.40
  6. Step 6: Final answer
    x = 290,763,300.60

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1.5x scale

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.