Home / 19,586,573,996.40-29,379,860,994.60-19,402,907,986.80

Finding the Fourth Proportional to 19,586,573,996.40, 29,379,860,994.60 and 19,402,907,986.80

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Solution

The fourth proportional to 19,586,573,996.40, 29,379,860,994.60 and 19,402,907,986.80 is: 29,104,361,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,573,996.40 : 29,379,860,994.60 = 19,402,907,986.80 : x
  2. Step 2: Convert to fraction form
    19,586,573,996.40/29,379,860,994.60 = 19,402,907,986.80/x
  3. Step 3: Cross multiply
    19,586,573,996.40x = 29,379,860,994.60 × 19,402,907,986.80
  4. Step 4: Simplify right side
    19,586,573,996.40x = 570,054,739,543,198,072,832
  5. Step 5: Solve for x
    x = 570,054,739,543,198,072,832/19,586,573,996.40
  6. Step 6: Final answer
    x = 29,104,361,980.20

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Double scale
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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.