Home / 1,920,105,213.66-2,649,731,088.15-1,084,714,603.74

Finding the Fourth Proportional to 1,920,105,213.66, 2,649,731,088.15 and 1,084,714,603.74

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Solution

The fourth proportional to 1,920,105,213.66, 2,649,731,088.15 and 1,084,714,603.74 is: 1,496,898,183.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,105,213.66 : 2,649,731,088.15 = 1,084,714,603.74 : x
  2. Step 2: Convert to fraction form
    1,920,105,213.66/2,649,731,088.15 = 1,084,714,603.74/x
  3. Step 3: Cross multiply
    1,920,105,213.66x = 2,649,731,088.15 × 1,084,714,603.74
  4. Step 4: Simplify right side
    1,920,105,213.66x = 2,874,202,007,300,186,624
  5. Step 5: Solve for x
    x = 2,874,202,007,300,186,624/1,920,105,213.66
  6. Step 6: Final answer
    x = 1,496,898,183.94

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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.