Home / 384,454,065,837.72-576,624,964,255.40-112,105,129,780.20

Finding the Fourth Proportional to 384,454,065,837.72, 576,624,964,255.40 and 112,105,129,780.20

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Solution

The fourth proportional to 384,454,065,837.72, 576,624,964,255.40 and 112,105,129,780.20 is: 168,141,326,094.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,454,065,837.72 : 576,624,964,255.40 = 112,105,129,780.20 : x
  2. Step 2: Convert to fraction form
    384,454,065,837.72/576,624,964,255.40 = 112,105,129,780.20/x
  3. Step 3: Cross multiply
    384,454,065,837.72x = 576,624,964,255.40 × 112,105,129,780.20
  4. Step 4: Simplify right side
    384,454,065,837.72x = 64,642,616,452,354,806,906,880
  5. Step 5: Solve for x
    x = 64,642,616,452,354,806,906,880/384,454,065,837.72
  6. Step 6: Final answer
    x = 168,141,326,094.44

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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.