Home / 397,197,650.80-595,796,476.20-124,567,980.40

Finding the Fourth Proportional to 397,197,650.80, 595,796,476.20 and 124,567,980.40

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Solution

The fourth proportional to 397,197,650.80, 595,796,476.20 and 124,567,980.40 is: 186,851,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,197,650.80 : 595,796,476.20 = 124,567,980.40 : x
  2. Step 2: Convert to fraction form
    397,197,650.80/595,796,476.20 = 124,567,980.40/x
  3. Step 3: Cross multiply
    397,197,650.80x = 595,796,476.20 × 124,567,980.40
  4. Step 4: Simplify right side
    397,197,650.80x = 74,217,163,769,670,672
  5. Step 5: Solve for x
    x = 74,217,163,769,670,672/397,197,650.80
  6. Step 6: Final answer
    x = 186,851,970.60

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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.