Home / 130,769,700.96-196,052,763.60-84,614,047.68

Finding the Fourth Proportional to 130,769,700.96, 196,052,763.60 and 84,614,047.68

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Solution

The fourth proportional to 130,769,700.96, 196,052,763.60 and 84,614,047.68 is: 126,855,210.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,769,700.96 : 196,052,763.60 = 84,614,047.68 : x
  2. Step 2: Convert to fraction form
    130,769,700.96/196,052,763.60 = 84,614,047.68/x
  3. Step 3: Cross multiply
    130,769,700.96x = 196,052,763.60 × 84,614,047.68
  4. Step 4: Simplify right side
    130,769,700.96x = 16,588,817,887,046,170
  5. Step 5: Solve for x
    x = 16,588,817,887,046,170/130,769,700.96
  6. Step 6: Final answer
    x = 126,855,210.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.