Home / 9,189,021,214.80-13,783,531,822.20-8,984,947,870.80

Finding the Fourth Proportional to 9,189,021,214.80, 13,783,531,822.20 and 8,984,947,870.80

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Solution

The fourth proportional to 9,189,021,214.80, 13,783,531,822.20 and 8,984,947,870.80 is: 13,477,421,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,021,214.80 : 13,783,531,822.20 = 8,984,947,870.80 : x
  2. Step 2: Convert to fraction form
    9,189,021,214.80/13,783,531,822.20 = 8,984,947,870.80/x
  3. Step 3: Cross multiply
    9,189,021,214.80x = 13,783,531,822.20 × 8,984,947,870.80
  4. Step 4: Simplify right side
    9,189,021,214.80x = 123,844,314,897,979,932,672
  5. Step 5: Solve for x
    x = 123,844,314,897,979,932,672/9,189,021,214.80
  6. Step 6: Final answer
    x = 13,477,421,806.20

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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.