Home / 471,092,429.49-706,311,411.21-208,633,960.28

Finding the Fourth Proportional to 471,092,429.49, 706,311,411.21 and 208,633,960.28

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Solution

The fourth proportional to 471,092,429.49, 706,311,411.21 and 208,633,960.28 is: 312,806,017.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,092,429.49 : 706,311,411.21 = 208,633,960.28 : x
  2. Step 2: Convert to fraction form
    471,092,429.49/706,311,411.21 = 208,633,960.28/x
  3. Step 3: Cross multiply
    471,092,429.49x = 706,311,411.21 × 208,633,960.28
  4. Step 4: Simplify right side
    471,092,429.49x = 147,360,546,908,166,336
  5. Step 5: Solve for x
    x = 147,360,546,908,166,336/471,092,429.49
  6. Step 6: Final answer
    x = 312,806,017.85

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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.