Home / 1,820,964,381.21-2,731,453,657.70-440,776,674.81

Finding the Fourth Proportional to 1,820,964,381.21, 2,731,453,657.70 and 440,776,674.81

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Solution

The fourth proportional to 1,820,964,381.21, 2,731,453,657.70 and 440,776,674.81 is: 661,166,727.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,964,381.21 : 2,731,453,657.70 = 440,776,674.81 : x
  2. Step 2: Convert to fraction form
    1,820,964,381.21/2,731,453,657.70 = 440,776,674.81/x
  3. Step 3: Cross multiply
    1,820,964,381.21x = 2,731,453,657.70 × 440,776,674.81
  4. Step 4: Simplify right side
    1,820,964,381.21x = 1,203,961,060,636,414,208
  5. Step 5: Solve for x
    x = 1,203,961,060,636,414,208/1,820,964,381.21
  6. Step 6: Final answer
    x = 661,166,727.40

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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.