Home / 69,791,391.63-104,638,608.81-30,908,655.45

Finding the Fourth Proportional to 69,791,391.63, 104,638,608.81 and 30,908,655.45

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Solution

The fourth proportional to 69,791,391.63, 104,638,608.81 and 30,908,655.45 is: 46,341,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,791,391.63 : 104,638,608.81 = 30,908,655.45 : x
  2. Step 2: Convert to fraction form
    69,791,391.63/104,638,608.81 = 30,908,655.45/x
  3. Step 3: Cross multiply
    69,791,391.63x = 104,638,608.81 × 30,908,655.45
  4. Step 4: Simplify right side
    69,791,391.63x = 3,234,238,706,475,624.50
  5. Step 5: Solve for x
    x = 3,234,238,706,475,624.50/69,791,391.63
  6. Step 6: Final answer
    x = 46,341,513.34

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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.