Home / 10,497,626,978.80-15,748,707,949.80-3,137,381,705.20

Finding the Fourth Proportional to 10,497,626,978.80, 15,748,707,949.80 and 3,137,381,705.20

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Solution

The fourth proportional to 10,497,626,978.80, 15,748,707,949.80 and 3,137,381,705.20 is: 4,706,750,230.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,497,626,978.80 : 15,748,707,949.80 = 3,137,381,705.20 : x
  2. Step 2: Convert to fraction form
    10,497,626,978.80/15,748,707,949.80 = 3,137,381,705.20/x
  3. Step 3: Cross multiply
    10,497,626,978.80x = 15,748,707,949.80 × 3,137,381,705.20
  4. Step 4: Simplify right side
    10,497,626,978.80x = 49,409,708,202,240,311,296
  5. Step 5: Solve for x
    x = 49,409,708,202,240,311,296/10,497,626,978.80
  6. Step 6: Final answer
    x = 4,706,750,230.51

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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.