Home / 30,159,036,999.45-41,621,361,208.88-16,610,671,464.21

Finding the Fourth Proportional to 30,159,036,999.45, 41,621,361,208.88 and 16,610,671,464.21

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Solution

The fourth proportional to 30,159,036,999.45, 41,621,361,208.88 and 16,610,671,464.21 is: 22,923,767,656.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,159,036,999.45 : 41,621,361,208.88 = 16,610,671,464.21 : x
  2. Step 2: Convert to fraction form
    30,159,036,999.45/41,621,361,208.88 = 16,610,671,464.21/x
  3. Step 3: Cross multiply
    30,159,036,999.45x = 41,621,361,208.88 × 16,610,671,464.21
  4. Step 4: Simplify right side
    30,159,036,999.45x = 691,358,756,933,836,996,608
  5. Step 5: Solve for x
    x = 691,358,756,933,836,996,608/30,159,036,999.45
  6. Step 6: Final answer
    x = 22,923,767,656.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.