Home / 166,485,237,884.64-229,749,798,316.50-90,361,667,574.36

Finding the Fourth Proportional to 166,485,237,884.64, 229,749,798,316.50 and 90,361,667,574.36

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Solution

The fourth proportional to 166,485,237,884.64, 229,749,798,316.50 and 90,361,667,574.36 is: 124,699,193,541.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,485,237,884.64 : 229,749,798,316.50 = 90,361,667,574.36 : x
  2. Step 2: Convert to fraction form
    166,485,237,884.64/229,749,798,316.50 = 90,361,667,574.36/x
  3. Step 3: Cross multiply
    166,485,237,884.64x = 229,749,798,316.50 × 90,361,667,574.36
  4. Step 4: Simplify right side
    166,485,237,884.64x = 20,760,574,900,751,829,041,152
  5. Step 5: Solve for x
    x = 20,760,574,900,751,829,041,152/166,485,237,884.64
  6. Step 6: Final answer
    x = 124,699,193,541.33

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1.5x scale

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.