Home / 351,864,166.60-528,048,192.30-147,538,880.20

Finding the Fourth Proportional to 351,864,166.60, 528,048,192.30 and 147,538,880.20

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Solution

The fourth proportional to 351,864,166.60, 528,048,192.30 and 147,538,880.20 is: 221,413,961.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,864,166.60 : 528,048,192.30 = 147,538,880.20 : x
  2. Step 2: Convert to fraction form
    351,864,166.60/528,048,192.30 = 147,538,880.20/x
  3. Step 3: Cross multiply
    351,864,166.60x = 528,048,192.30 × 147,538,880.20
  4. Step 4: Simplify right side
    351,864,166.60x = 77,907,638,983,576,256
  5. Step 5: Solve for x
    x = 77,907,638,983,576,256/351,864,166.60
  6. Step 6: Final answer
    x = 221,413,961.35

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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.