Home / 163,312,187.10-225,219,433.96-119,189,296.86

Finding the Fourth Proportional to 163,312,187.10, 225,219,433.96 and 119,189,296.86

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Solution

The fourth proportional to 163,312,187.10, 225,219,433.96 and 119,189,296.86 is: 164,370,745.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,312,187.10 : 225,219,433.96 = 119,189,296.86 : x
  2. Step 2: Convert to fraction form
    163,312,187.10/225,219,433.96 = 119,189,296.86/x
  3. Step 3: Cross multiply
    163,312,187.10x = 225,219,433.96 × 119,189,296.86
  4. Step 4: Simplify right side
    163,312,187.10x = 26,843,745,971,532,984
  5. Step 5: Solve for x
    x = 26,843,745,971,532,984/163,312,187.10
  6. Step 6: Final answer
    x = 164,370,745.68

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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.