Home / 293,355,440,142.40-440,033,160,213.60-279,408,302,538.40

Finding the Fourth Proportional to 293,355,440,142.40, 440,033,160,213.60 and 279,408,302,538.40

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Solution

The fourth proportional to 293,355,440,142.40, 440,033,160,213.60 and 279,408,302,538.40 is: 419,112,453,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,355,440,142.40 : 440,033,160,213.60 = 279,408,302,538.40 : x
  2. Step 2: Convert to fraction form
    293,355,440,142.40/440,033,160,213.60 = 279,408,302,538.40/x
  3. Step 3: Cross multiply
    293,355,440,142.40x = 440,033,160,213.60 × 279,408,302,538.40
  4. Step 4: Simplify right side
    293,355,440,142.40x = 122,948,918,355,889,791,959,040
  5. Step 5: Solve for x
    x = 122,948,918,355,889,791,959,040/293,355,440,142.40
  6. Step 6: Final answer
    x = 419,112,453,807.60

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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.