Home / 907,118,081.10-1,360,677,121.65-362,250,650.70

Finding the Fourth Proportional to 907,118,081.10, 1,360,677,121.65 and 362,250,650.70

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Solution

The fourth proportional to 907,118,081.10, 1,360,677,121.65 and 362,250,650.70 is: 543,375,976.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,118,081.10 : 1,360,677,121.65 = 362,250,650.70 : x
  2. Step 2: Convert to fraction form
    907,118,081.10/1,360,677,121.65 = 362,250,650.70/x
  3. Step 3: Cross multiply
    907,118,081.10x = 1,360,677,121.65 × 362,250,650.70
  4. Step 4: Simplify right side
    907,118,081.10x = 492,906,172,710,315,584
  5. Step 5: Solve for x
    x = 492,906,172,710,315,584/907,118,081.10
  6. Step 6: Final answer
    x = 543,375,976.05

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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.