Home / 1,936,289,319.48-2,898,421,919.79-1,048,770,449.16

Finding the Fourth Proportional to 1,936,289,319.48, 2,898,421,919.79 and 1,048,770,449.16

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Solution

The fourth proportional to 1,936,289,319.48, 2,898,421,919.79 and 1,048,770,449.16 is: 1,569,899,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,289,319.48 : 2,898,421,919.79 = 1,048,770,449.16 : x
  2. Step 2: Convert to fraction form
    1,936,289,319.48/2,898,421,919.79 = 1,048,770,449.16/x
  3. Step 3: Cross multiply
    1,936,289,319.48x = 2,898,421,919.79 × 1,048,770,449.16
  4. Step 4: Simplify right side
    1,936,289,319.48x = 3,039,779,258,673,347,584
  5. Step 5: Solve for x
    x = 3,039,779,258,673,347,584/1,936,289,319.48
  6. Step 6: Final answer
    x = 1,569,899,305.90

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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.