Home / 317,145,116.16-475,698,557.34-188,570,937.96

Finding the Fourth Proportional to 317,145,116.16, 475,698,557.34 and 188,570,937.96

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Solution

The fourth proportional to 317,145,116.16, 475,698,557.34 and 188,570,937.96 is: 282,845,040.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,145,116.16 : 475,698,557.34 = 188,570,937.96 : x
  2. Step 2: Convert to fraction form
    317,145,116.16/475,698,557.34 = 188,570,937.96/x
  3. Step 3: Cross multiply
    317,145,116.16x = 475,698,557.34 × 188,570,937.96
  4. Step 4: Simplify right side
    317,145,116.16x = 89,702,923,143,822,640
  5. Step 5: Solve for x
    x = 89,702,923,143,822,640/317,145,116.16
  6. Step 6: Final answer
    x = 282,845,040.25

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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.