Home / 28,144,022,266.26-42,215,997,748.50-7,182,455,576.04

Finding the Fourth Proportional to 28,144,022,266.26, 42,215,997,748.50 and 7,182,455,576.04

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Solution

The fourth proportional to 28,144,022,266.26, 42,215,997,748.50 and 7,182,455,576.04 is: 10,773,674,265.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,144,022,266.26 : 42,215,997,748.50 = 7,182,455,576.04 : x
  2. Step 2: Convert to fraction form
    28,144,022,266.26/42,215,997,748.50 = 7,182,455,576.04/x
  3. Step 3: Cross multiply
    28,144,022,266.26x = 42,215,997,748.50 × 7,182,455,576.04
  4. Step 4: Simplify right side
    28,144,022,266.26x = 303,214,528,426,805,886,976
  5. Step 5: Solve for x
    x = 303,214,528,426,805,886,976/28,144,022,266.26
  6. Step 6: Final answer
    x = 10,773,674,265.82

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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.