Home / 70,860,542,151.02-106,290,915,524.96-28,937,407,829.70

Finding the Fourth Proportional to 70,860,542,151.02, 106,290,915,524.96 and 28,937,407,829.70

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Solution

The fourth proportional to 70,860,542,151.02, 106,290,915,524.96 and 28,937,407,829.70 is: 43,406,153,520.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,860,542,151.02 : 106,290,915,524.96 = 28,937,407,829.70 : x
  2. Step 2: Convert to fraction form
    70,860,542,151.02/106,290,915,524.96 = 28,937,407,829.70/x
  3. Step 3: Cross multiply
    70,860,542,151.02x = 106,290,915,524.96 × 28,937,407,829.70
  4. Step 4: Simplify right side
    70,860,542,151.02x = 3,075,783,571,137,959,034,880
  5. Step 5: Solve for x
    x = 3,075,783,571,137,959,034,880/70,860,542,151.02
  6. Step 6: Final answer
    x = 43,406,153,520.29

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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.