Home / 383,670,055.80-575,505,083.70-141,427,438.20

Finding the Fourth Proportional to 383,670,055.80, 575,505,083.70 and 141,427,438.20

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Solution

The fourth proportional to 383,670,055.80, 575,505,083.70 and 141,427,438.20 is: 212,141,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,670,055.80 : 575,505,083.70 = 141,427,438.20 : x
  2. Step 2: Convert to fraction form
    383,670,055.80/575,505,083.70 = 141,427,438.20/x
  3. Step 3: Cross multiply
    383,670,055.80x = 575,505,083.70 × 141,427,438.20
  4. Step 4: Simplify right side
    383,670,055.80x = 81,392,209,658,767,584
  5. Step 5: Solve for x
    x = 81,392,209,658,767,584/383,670,055.80
  6. Step 6: Final answer
    x = 212,141,157.30

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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.