Home / 836,364,141.57-1,254,689,138.69-344,808,702.03

Finding the Fourth Proportional to 836,364,141.57, 1,254,689,138.69 and 344,808,702.03

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Solution

The fourth proportional to 836,364,141.57, 1,254,689,138.69 and 344,808,702.03 is: 517,271,977.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,364,141.57 : 1,254,689,138.69 = 344,808,702.03 : x
  2. Step 2: Convert to fraction form
    836,364,141.57/1,254,689,138.69 = 344,808,702.03/x
  3. Step 3: Cross multiply
    836,364,141.57x = 1,254,689,138.69 × 344,808,702.03
  4. Step 4: Simplify right side
    836,364,141.57x = 432,627,733,362,837,568
  5. Step 5: Solve for x
    x = 432,627,733,362,837,568/836,364,141.57
  6. Step 6: Final answer
    x = 517,271,977.43

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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.