Home / 18,989,065,672.11-28,486,217,803.35-11,024,984,570.00

Finding the Fourth Proportional to 18,989,065,672.11, 28,486,217,803.35 and 11,024,984,570.00

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Solution

The fourth proportional to 18,989,065,672.11, 28,486,217,803.35 and 11,024,984,570.00 is: 16,538,997,608.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,989,065,672.11 : 28,486,217,803.35 = 11,024,984,570.00 : x
  2. Step 2: Convert to fraction form
    18,989,065,672.11/28,486,217,803.35 = 11,024,984,570.00/x
  3. Step 3: Cross multiply
    18,989,065,672.11x = 28,486,217,803.35 × 11,024,984,570.00
  4. Step 4: Simplify right side
    18,989,065,672.11x = 314,060,111,739,450,621,952
  5. Step 5: Solve for x
    x = 314,060,111,739,450,621,952/18,989,065,672.11
  6. Step 6: Final answer
    x = 16,538,997,608.54

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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.