Home / 240,653,880-332,106,378.48-130,645,592.64

Finding the Fourth Proportional to 240,653,880, 332,106,378.48 and 130,645,592.64

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Solution

The fourth proportional to 240,653,880, 332,106,378.48 and 130,645,592.64 is: 180,293,102.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,653,880 : 332,106,378.48 = 130,645,592.64 : x
  2. Step 2: Convert to fraction form
    240,653,880/332,106,378.48 = 130,645,592.64/x
  3. Step 3: Cross multiply
    240,653,880x = 332,106,378.48 × 130,645,592.64
  4. Step 4: Simplify right side
    240,653,880x = 43,388,234,636,043,744
  5. Step 5: Solve for x
    x = 43,388,234,636,043,744/240,653,880
  6. Step 6: Final answer
    x = 180,293,102.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.