Home / 5,009,397,109.92-7,512,854,075.82-1,693,138,056.12

Finding the Fourth Proportional to 5,009,397,109.92, 7,512,854,075.82 and 1,693,138,056.12

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Solution

The fourth proportional to 5,009,397,109.92, 7,512,854,075.82 and 1,693,138,056.12 is: 2,539,287,436.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009,397,109.92 : 7,512,854,075.82 = 1,693,138,056.12 : x
  2. Step 2: Convert to fraction form
    5,009,397,109.92/7,512,854,075.82 = 1,693,138,056.12/x
  3. Step 3: Cross multiply
    5,009,397,109.92x = 7,512,854,075.82 × 1,693,138,056.12
  4. Step 4: Simplify right side
    5,009,397,109.92x = 12,720,299,145,847,093,248
  5. Step 5: Solve for x
    x = 12,720,299,145,847,093,248/5,009,397,109.92
  6. Step 6: Final answer
    x = 2,539,287,436.54

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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.