Home / 65,908,400.74-98,879,039.78-46,515,508.01

Finding the Fourth Proportional to 65,908,400.74, 98,879,039.78 and 46,515,508.01

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Solution

The fourth proportional to 65,908,400.74, 98,879,039.78 and 46,515,508.01 is: 69,784,863.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,908,400.74 : 98,879,039.78 = 46,515,508.01 : x
  2. Step 2: Convert to fraction form
    65,908,400.74/98,879,039.78 = 46,515,508.01/x
  3. Step 3: Cross multiply
    65,908,400.74x = 98,879,039.78 × 46,515,508.01
  4. Step 4: Simplify right side
    65,908,400.74x = 4,599,408,766,907,698
  5. Step 5: Solve for x
    x = 4,599,408,766,907,698/65,908,400.74
  6. Step 6: Final answer
    x = 69,784,863.77

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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.