Home / 262,028,118.19-392,835,081.37-130,803,045.72

Finding the Fourth Proportional to 262,028,118.19, 392,835,081.37 and 130,803,045.72

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Solution

The fourth proportional to 262,028,118.19, 392,835,081.37 and 130,803,045.72 is: 196,101,187.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,028,118.19 : 392,835,081.37 = 130,803,045.72 : x
  2. Step 2: Convert to fraction form
    262,028,118.19/392,835,081.37 = 130,803,045.72/x
  3. Step 3: Cross multiply
    262,028,118.19x = 392,835,081.37 × 130,803,045.72
  4. Step 4: Simplify right side
    262,028,118.19x = 51,384,025,107,299,264
  5. Step 5: Solve for x
    x = 51,384,025,107,299,264/262,028,118.19
  6. Step 6: Final answer
    x = 196,101,187.39

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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.