Home / 166,063,804.61-229,168,041.61-89,682,055.07

Finding the Fourth Proportional to 166,063,804.61, 229,168,041.61 and 89,682,055.07

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Solution

The fourth proportional to 166,063,804.61, 229,168,041.61 and 89,682,055.07 is: 123,761,231.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,063,804.61 : 229,168,041.61 = 89,682,055.07 : x
  2. Step 2: Convert to fraction form
    166,063,804.61/229,168,041.61 = 89,682,055.07/x
  3. Step 3: Cross multiply
    166,063,804.61x = 229,168,041.61 × 89,682,055.07
  4. Step 4: Simplify right side
    166,063,804.61x = 20,552,260,927,952,072
  5. Step 5: Solve for x
    x = 20,552,260,927,952,072/166,063,804.61
  6. Step 6: Final answer
    x = 123,761,231.27

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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.