Home / 734,980,021.77-1,102,631,462.78-217,370,109.45

Finding the Fourth Proportional to 734,980,021.77, 1,102,631,462.78 and 217,370,109.45

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Solution

The fourth proportional to 734,980,021.77, 1,102,631,462.78 and 217,370,109.45 is: 326,102,907.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,980,021.77 : 1,102,631,462.78 = 217,370,109.45 : x
  2. Step 2: Convert to fraction form
    734,980,021.77/1,102,631,462.78 = 217,370,109.45/x
  3. Step 3: Cross multiply
    734,980,021.77x = 1,102,631,462.78 × 217,370,109.45
  4. Step 4: Simplify right side
    734,980,021.77x = 239,679,121,747,502,176
  5. Step 5: Solve for x
    x = 239,679,121,747,502,176/734,980,021.77
  6. Step 6: Final answer
    x = 326,102,907.08

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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.