Home / 130,932,743.36-196,455,750.24-70,277,610.56

Finding the Fourth Proportional to 130,932,743.36, 196,455,750.24 and 70,277,610.56

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Solution

The fourth proportional to 130,932,743.36, 196,455,750.24 and 70,277,610.56 is: 105,446,814.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,932,743.36 : 196,455,750.24 = 70,277,610.56 : x
  2. Step 2: Convert to fraction form
    130,932,743.36/196,455,750.24 = 70,277,610.56/x
  3. Step 3: Cross multiply
    130,932,743.36x = 196,455,750.24 × 70,277,610.56
  4. Step 4: Simplify right side
    130,932,743.36x = 13,806,440,707,639,348
  5. Step 5: Solve for x
    x = 13,806,440,707,639,348/130,932,743.36
  6. Step 6: Final answer
    x = 105,446,814.55

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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.