Home / 74,072,115,643.60-111,120,415,999.80-34,317,620,462.80

Finding the Fourth Proportional to 74,072,115,643.60, 111,120,415,999.80 and 34,317,620,462.80

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Solution

The fourth proportional to 74,072,115,643.60, 111,120,415,999.80 and 34,317,620,462.80 is: 51,482,102,661.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,072,115,643.60 : 111,120,415,999.80 = 34,317,620,462.80 : x
  2. Step 2: Convert to fraction form
    74,072,115,643.60/111,120,415,999.80 = 34,317,620,462.80/x
  3. Step 3: Cross multiply
    74,072,115,643.60x = 111,120,415,999.80 × 34,317,620,462.80
  4. Step 4: Simplify right side
    74,072,115,643.60x = 3,813,388,261,949,585,227,776
  5. Step 5: Solve for x
    x = 3,813,388,261,949,585,227,776/74,072,115,643.60
  6. Step 6: Final answer
    x = 51,482,102,661.92

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1.5x scale

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.