Home / 3,860,775,030.80-5,792,674,200.60-1,407,359,939.60

Finding the Fourth Proportional to 3,860,775,030.80, 5,792,674,200.60 and 1,407,359,939.60

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Solution

The fourth proportional to 3,860,775,030.80, 5,792,674,200.60 and 1,407,359,939.60 is: 2,111,590,949.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,775,030.80 : 5,792,674,200.60 = 1,407,359,939.60 : x
  2. Step 2: Convert to fraction form
    3,860,775,030.80/5,792,674,200.60 = 1,407,359,939.60/x
  3. Step 3: Cross multiply
    3,860,775,030.80x = 5,792,674,200.60 × 1,407,359,939.60
  4. Step 4: Simplify right side
    3,860,775,030.80x = 8,152,377,613,078,894,592
  5. Step 5: Solve for x
    x = 8,152,377,613,078,894,592/3,860,775,030.80
  6. Step 6: Final answer
    x = 2,111,590,949.50

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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.