Home / 28,984,708,975.80-43,477,063,463.70-28,494,932,950.20

Finding the Fourth Proportional to 28,984,708,975.80, 43,477,063,463.70 and 28,494,932,950.20

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Solution

The fourth proportional to 28,984,708,975.80, 43,477,063,463.70 and 28,494,932,950.20 is: 42,742,399,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,984,708,975.80 : 43,477,063,463.70 = 28,494,932,950.20 : x
  2. Step 2: Convert to fraction form
    28,984,708,975.80/43,477,063,463.70 = 28,494,932,950.20/x
  3. Step 3: Cross multiply
    28,984,708,975.80x = 43,477,063,463.70 × 28,494,932,950.20
  4. Step 4: Simplify right side
    28,984,708,975.80x = 1,238,876,008,269,721,632,768
  5. Step 5: Solve for x
    x = 1,238,876,008,269,721,632,768/28,984,708,975.80
  6. Step 6: Final answer
    x = 42,742,399,425.30

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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.