Home / 356,616,003.40-534,924,005.10-299,220,375.40

Finding the Fourth Proportional to 356,616,003.40, 534,924,005.10 and 299,220,375.40

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Solution

The fourth proportional to 356,616,003.40, 534,924,005.10 and 299,220,375.40 is: 448,830,563.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,616,003.40 : 534,924,005.10 = 299,220,375.40 : x
  2. Step 2: Convert to fraction form
    356,616,003.40/534,924,005.10 = 299,220,375.40/x
  3. Step 3: Cross multiply
    356,616,003.40x = 534,924,005.10 × 299,220,375.40
  4. Step 4: Simplify right side
    356,616,003.40x = 160,060,161,616,493,504
  5. Step 5: Solve for x
    x = 160,060,161,616,493,504/356,616,003.40
  6. Step 6: Final answer
    x = 448,830,563.10

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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.