Home / 351,842,816.40-528,897,965.40-250,310,029.20

Finding the Fourth Proportional to 351,842,816.40, 528,897,965.40 and 250,310,029.20

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Solution

The fourth proportional to 351,842,816.40, 528,897,965.40 and 250,310,029.20 is: 376,271,616.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,842,816.40 : 528,897,965.40 = 250,310,029.20 : x
  2. Step 2: Convert to fraction form
    351,842,816.40/528,897,965.40 = 250,310,029.20/x
  3. Step 3: Cross multiply
    351,842,816.40x = 528,897,965.40 × 250,310,029.20
  4. Step 4: Simplify right side
    351,842,816.40x = 132,388,465,163,094,576
  5. Step 5: Solve for x
    x = 132,388,465,163,094,576/351,842,816.40
  6. Step 6: Final answer
    x = 376,271,616.17

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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.