Home / 651,450,197,598.98-977,316,658,029.60-198,157,320,491.03

Finding the Fourth Proportional to 651,450,197,598.98, 977,316,658,029.60 and 198,157,320,491.03

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Solution

The fourth proportional to 651,450,197,598.98, 977,316,658,029.60 and 198,157,320,491.03 is: 297,278,979,943.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,450,197,598.98 : 977,316,658,029.60 = 198,157,320,491.03 : x
  2. Step 2: Convert to fraction form
    651,450,197,598.98/977,316,658,029.60 = 198,157,320,491.03/x
  3. Step 3: Cross multiply
    651,450,197,598.98x = 977,316,658,029.60 × 198,157,320,491.03
  4. Step 4: Simplify right side
    651,450,197,598.98x = 193,662,450,226,393,797,099,520
  5. Step 5: Solve for x
    x = 193,662,450,226,393,797,099,520/651,450,197,598.98
  6. Step 6: Final answer
    x = 297,278,979,943.77

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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.