Home / 245,381,256.40-367,759,289.40-130,420,872.40

Finding the Fourth Proportional to 245,381,256.40, 367,759,289.40 and 130,420,872.40

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Solution

The fourth proportional to 245,381,256.40, 367,759,289.40 and 130,420,872.40 is: 195,465,163.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,381,256.40 : 367,759,289.40 = 130,420,872.40 : x
  2. Step 2: Convert to fraction form
    245,381,256.40/367,759,289.40 = 130,420,872.40/x
  3. Step 3: Cross multiply
    245,381,256.40x = 367,759,289.40 × 130,420,872.40
  4. Step 4: Simplify right side
    245,381,256.40x = 47,963,487,356,752,072
  5. Step 5: Solve for x
    x = 47,963,487,356,752,072/245,381,256.40
  6. Step 6: Final answer
    x = 195,465,163.32

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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.