Home / 126,193,682.37-174,176,338.18-73,999,533.16

Finding the Fourth Proportional to 126,193,682.37, 174,176,338.18 and 73,999,533.16

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Solution

The fourth proportional to 126,193,682.37, 174,176,338.18 and 73,999,533.16 is: 102,136,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,193,682.37 : 174,176,338.18 = 73,999,533.16 : x
  2. Step 2: Convert to fraction form
    126,193,682.37/174,176,338.18 = 73,999,533.16/x
  3. Step 3: Cross multiply
    126,193,682.37x = 174,176,338.18 × 73,999,533.16
  4. Step 4: Simplify right side
    126,193,682.37x = 12,888,967,712,838,284
  5. Step 5: Solve for x
    x = 12,888,967,712,838,284/126,193,682.37
  6. Step 6: Final answer
    x = 102,136,394.40

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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.