Home / 85,562,228.37-118,090,968.09-50,774,100.51

Finding the Fourth Proportional to 85,562,228.37, 118,090,968.09 and 50,774,100.51

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Solution

The fourth proportional to 85,562,228.37, 118,090,968.09 and 50,774,100.51 is: 70,077,215.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,562,228.37 : 118,090,968.09 = 50,774,100.51 : x
  2. Step 2: Convert to fraction form
    85,562,228.37/118,090,968.09 = 50,774,100.51/x
  3. Step 3: Cross multiply
    85,562,228.37x = 118,090,968.09 × 50,774,100.51
  4. Step 4: Simplify right side
    85,562,228.37x = 5,995,962,683,124,863
  5. Step 5: Solve for x
    x = 5,995,962,683,124,863/85,562,228.37
  6. Step 6: Final answer
    x = 70,077,215.11

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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.