Home / 10,191,907,201.80-15,287,860,802.70-2,830,990,081.80

Finding the Fourth Proportional to 10,191,907,201.80, 15,287,860,802.70 and 2,830,990,081.80

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Solution

The fourth proportional to 10,191,907,201.80, 15,287,860,802.70 and 2,830,990,081.80 is: 4,246,485,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191,907,201.80 : 15,287,860,802.70 = 2,830,990,081.80 : x
  2. Step 2: Convert to fraction form
    10,191,907,201.80/15,287,860,802.70 = 2,830,990,081.80/x
  3. Step 3: Cross multiply
    10,191,907,201.80x = 15,287,860,802.70 × 2,830,990,081.80
  4. Step 4: Simplify right side
    10,191,907,201.80x = 43,279,782,304,382,689,280
  5. Step 5: Solve for x
    x = 43,279,782,304,382,689,280/10,191,907,201.80
  6. Step 6: Final answer
    x = 4,246,485,122.70

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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.