Home / 49,393,312,142.20-74,089,968,213.30-28,496,201,716.60

Finding the Fourth Proportional to 49,393,312,142.20, 74,089,968,213.30 and 28,496,201,716.60

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Solution

The fourth proportional to 49,393,312,142.20, 74,089,968,213.30 and 28,496,201,716.60 is: 42,744,302,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,393,312,142.20 : 74,089,968,213.30 = 28,496,201,716.60 : x
  2. Step 2: Convert to fraction form
    49,393,312,142.20/74,089,968,213.30 = 28,496,201,716.60/x
  3. Step 3: Cross multiply
    49,393,312,142.20x = 74,089,968,213.30 × 28,496,201,716.60
  4. Step 4: Simplify right side
    49,393,312,142.20x = 2,111,282,679,382,678,962,176
  5. Step 5: Solve for x
    x = 2,111,282,679,382,678,962,176/49,393,312,142.20
  6. Step 6: Final answer
    x = 42,744,302,574.90

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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.