Home / 130,780,277.44-196,177,570.08-53,045,636.92

Finding the Fourth Proportional to 130,780,277.44, 196,177,570.08 and 53,045,636.92

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Solution

The fourth proportional to 130,780,277.44, 196,177,570.08 and 53,045,636.92 is: 79,571,357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,780,277.44 : 196,177,570.08 = 53,045,636.92 : x
  2. Step 2: Convert to fraction form
    130,780,277.44/196,177,570.08 = 53,045,636.92/x
  3. Step 3: Cross multiply
    130,780,277.44x = 196,177,570.08 × 53,045,636.92
  4. Step 4: Simplify right side
    130,780,277.44x = 10,406,364,154,311,536
  5. Step 5: Solve for x
    x = 10,406,364,154,311,536/130,780,277.44
  6. Step 6: Final answer
    x = 79,571,357.07

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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.