Home / 20,208,584,057.68-30,164,860,485.86-17,822,966,666.32

Finding the Fourth Proportional to 20,208,584,057.68, 30,164,860,485.86 and 17,822,966,666.32

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Solution

The fourth proportional to 20,208,584,057.68, 30,164,860,485.86 and 17,822,966,666.32 is: 26,603,907,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,208,584,057.68 : 30,164,860,485.86 = 17,822,966,666.32 : x
  2. Step 2: Convert to fraction form
    20,208,584,057.68/30,164,860,485.86 = 17,822,966,666.32/x
  3. Step 3: Cross multiply
    20,208,584,057.68x = 30,164,860,485.86 × 17,822,966,666.32
  4. Step 4: Simplify right side
    20,208,584,057.68x = 537,627,302,933,676,097,536
  5. Step 5: Solve for x
    x = 537,627,302,933,676,097,536/20,208,584,057.68
  6. Step 6: Final answer
    x = 26,603,907,596.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.