Home / 25,420,435,240.50-35,080,521,900.66-13,990,319,697.06

Finding the Fourth Proportional to 25,420,435,240.50, 35,080,521,900.66 and 13,990,319,697.06

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Solution

The fourth proportional to 25,420,435,240.50, 35,080,521,900.66 and 13,990,319,697.06 is: 19,306,817,994.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,420,435,240.50 : 35,080,521,900.66 = 13,990,319,697.06 : x
  2. Step 2: Convert to fraction form
    25,420,435,240.50/35,080,521,900.66 = 13,990,319,697.06/x
  3. Step 3: Cross multiply
    25,420,435,240.50x = 35,080,521,900.66 × 13,990,319,697.06
  4. Step 4: Simplify right side
    25,420,435,240.50x = 490,787,716,529,948,327,936
  5. Step 5: Solve for x
    x = 490,787,716,529,948,327,936/25,420,435,240.50
  6. Step 6: Final answer
    x = 19,306,817,994.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.