Home / 130,124,438.20-194,808,743.70-126,345,302.20

Finding the Fourth Proportional to 130,124,438.20, 194,808,743.70 and 126,345,302.20

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Solution

The fourth proportional to 130,124,438.20, 194,808,743.70 and 126,345,302.20 is: 189,151,015.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,124,438.20 : 194,808,743.70 = 126,345,302.20 : x
  2. Step 2: Convert to fraction form
    130,124,438.20/194,808,743.70 = 126,345,302.20/x
  3. Step 3: Cross multiply
    130,124,438.20x = 194,808,743.70 × 126,345,302.20
  4. Step 4: Simplify right side
    130,124,438.20x = 24,613,169,593,978,844
  5. Step 5: Solve for x
    x = 24,613,169,593,978,844/130,124,438.20
  6. Step 6: Final answer
    x = 189,151,015.25

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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.