Home / 315,461,676.16-472,769,542.16-245,516,364.96

Finding the Fourth Proportional to 315,461,676.16, 472,769,542.16 and 245,516,364.96

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Solution

The fourth proportional to 315,461,676.16, 472,769,542.16 and 245,516,364.96 is: 367,945,358.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,461,676.16 : 472,769,542.16 = 245,516,364.96 : x
  2. Step 2: Convert to fraction form
    315,461,676.16/472,769,542.16 = 245,516,364.96/x
  3. Step 3: Cross multiply
    315,461,676.16x = 472,769,542.16 × 245,516,364.96
  4. Step 4: Simplify right side
    315,461,676.16x = 116,072,659,454,926,672
  5. Step 5: Solve for x
    x = 116,072,659,454,926,672/315,461,676.16
  6. Step 6: Final answer
    x = 367,945,358.27

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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.