Home / 443,232,030.15-664,848,045.23-120,115,902.15

Finding the Fourth Proportional to 443,232,030.15, 664,848,045.23 and 120,115,902.15

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Solution

The fourth proportional to 443,232,030.15, 664,848,045.23 and 120,115,902.15 is: 180,173,853.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,232,030.15 : 664,848,045.23 = 120,115,902.15 : x
  2. Step 2: Convert to fraction form
    443,232,030.15/664,848,045.23 = 120,115,902.15/x
  3. Step 3: Cross multiply
    443,232,030.15x = 664,848,045.23 × 120,115,902.15
  4. Step 4: Simplify right side
    443,232,030.15x = 79,858,822,744,864,880
  5. Step 5: Solve for x
    x = 79,858,822,744,864,880/443,232,030.15
  6. Step 6: Final answer
    x = 180,173,853.23

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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.