Home / 201,525,809,393.45-302,289,844,066.62-67,219,930,886.60

Finding the Fourth Proportional to 201,525,809,393.45, 302,289,844,066.62 and 67,219,930,886.60

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Solution

The fourth proportional to 201,525,809,393.45, 302,289,844,066.62 and 67,219,930,886.60 is: 100,830,273,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,525,809,393.45 : 302,289,844,066.62 = 67,219,930,886.60 : x
  2. Step 2: Convert to fraction form
    201,525,809,393.45/302,289,844,066.62 = 67,219,930,886.60/x
  3. Step 3: Cross multiply
    201,525,809,393.45x = 302,289,844,066.62 × 67,219,930,886.60
  4. Step 4: Simplify right side
    201,525,809,393.45x = 20,319,902,425,877,774,860,288
  5. Step 5: Solve for x
    x = 20,319,902,425,877,774,860,288/201,525,809,393.45
  6. Step 6: Final answer
    x = 100,830,273,239.13

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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.