Home / 1,115,537,203.50-1,673,510,107.87-460,130,698.12

Finding the Fourth Proportional to 1,115,537,203.50, 1,673,510,107.87 and 460,130,698.12

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Solution

The fourth proportional to 1,115,537,203.50, 1,673,510,107.87 and 460,130,698.12 is: 690,280,316.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,537,203.50 : 1,673,510,107.87 = 460,130,698.12 : x
  2. Step 2: Convert to fraction form
    1,115,537,203.50/1,673,510,107.87 = 460,130,698.12/x
  3. Step 3: Cross multiply
    1,115,537,203.50x = 1,673,510,107.87 × 460,130,698.12
  4. Step 4: Simplify right side
    1,115,537,203.50x = 770,033,374,245,631,360
  5. Step 5: Solve for x
    x = 770,033,374,245,631,360/1,115,537,203.50
  6. Step 6: Final answer
    x = 690,280,316.81

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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.