Home / 443,329,645,183.17-664,927,277,207.73-120,657,603,232.51

Finding the Fourth Proportional to 443,329,645,183.17, 664,927,277,207.73 and 120,657,603,232.51

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Solution

The fourth proportional to 443,329,645,183.17, 664,927,277,207.73 and 120,657,603,232.51 is: 180,968,118,111.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,329,645,183.17 : 664,927,277,207.73 = 120,657,603,232.51 : x
  2. Step 2: Convert to fraction form
    443,329,645,183.17/664,927,277,207.73 = 120,657,603,232.51/x
  3. Step 3: Cross multiply
    443,329,645,183.17x = 664,927,277,207.73 × 120,657,603,232.51
  4. Step 4: Simplify right side
    443,329,645,183.17x = 80,228,531,591,803,463,270,400
  5. Step 5: Solve for x
    x = 80,228,531,591,803,463,270,400/443,329,645,183.17
  6. Step 6: Final answer
    x = 180,968,118,111.42

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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.