Home / 197,206,905.60-295,810,358.40-120,679,401.60

Finding the Fourth Proportional to 197,206,905.60, 295,810,358.40 and 120,679,401.60

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Solution

The fourth proportional to 197,206,905.60, 295,810,358.40 and 120,679,401.60 is: 181,019,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,206,905.60 : 295,810,358.40 = 120,679,401.60 : x
  2. Step 2: Convert to fraction form
    197,206,905.60/295,810,358.40 = 120,679,401.60/x
  3. Step 3: Cross multiply
    197,206,905.60x = 295,810,358.40 × 120,679,401.60
  4. Step 4: Simplify right side
    197,206,905.60x = 35,698,217,038,793,528
  5. Step 5: Solve for x
    x = 35,698,217,038,793,528/197,206,905.60
  6. Step 6: Final answer
    x = 181,019,102.40

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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.