Home / 189,444,412.36-261,433,285.86-102,524,284.36

Finding the Fourth Proportional to 189,444,412.36, 261,433,285.86 and 102,524,284.36

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Solution

The fourth proportional to 189,444,412.36, 261,433,285.86 and 102,524,284.36 is: 141,483,510.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,444,412.36 : 261,433,285.86 = 102,524,284.36 : x
  2. Step 2: Convert to fraction form
    189,444,412.36/261,433,285.86 = 102,524,284.36/x
  3. Step 3: Cross multiply
    189,444,412.36x = 261,433,285.86 × 102,524,284.36
  4. Step 4: Simplify right side
    189,444,412.36x = 26,803,260,540,679,808
  5. Step 5: Solve for x
    x = 26,803,260,540,679,808/189,444,412.36
  6. Step 6: Final answer
    x = 141,483,510.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.