Home / 734,980,017.52-1,102,631,456.40-217,370,105.20

Finding the Fourth Proportional to 734,980,017.52, 1,102,631,456.40 and 217,370,105.20

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Solution

The fourth proportional to 734,980,017.52, 1,102,631,456.40 and 217,370,105.20 is: 326,102,900.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,980,017.52 : 1,102,631,456.40 = 217,370,105.20 : x
  2. Step 2: Convert to fraction form
    734,980,017.52/1,102,631,456.40 = 217,370,105.20/x
  3. Step 3: Cross multiply
    734,980,017.52x = 1,102,631,456.40 × 217,370,105.20
  4. Step 4: Simplify right side
    734,980,017.52x = 239,679,115,674,497,216
  5. Step 5: Solve for x
    x = 239,679,115,674,497,216/734,980,017.52
  6. Step 6: Final answer
    x = 326,102,900.71

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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.