Home / 312,296,210.41-430,973,483.57-171,166,301.65

Finding the Fourth Proportional to 312,296,210.41, 430,973,483.57 and 171,166,301.65

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Solution

The fourth proportional to 312,296,210.41, 430,973,483.57 and 171,166,301.65 is: 236,212,079.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,296,210.41 : 430,973,483.57 = 171,166,301.65 : x
  2. Step 2: Convert to fraction form
    312,296,210.41/430,973,483.57 = 171,166,301.65/x
  3. Step 3: Cross multiply
    312,296,210.41x = 430,973,483.57 × 171,166,301.65
  4. Step 4: Simplify right side
    312,296,210.41x = 73,768,137,291,038,112
  5. Step 5: Solve for x
    x = 73,768,137,291,038,112/312,296,210.41
  6. Step 6: Final answer
    x = 236,212,079.53

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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.