Home / 311,364,579,430.70-466,999,679,063.40-84,741,691,256.90

Finding the Fourth Proportional to 311,364,579,430.70, 466,999,679,063.40 and 84,741,691,256.90

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Solution

The fourth proportional to 311,364,579,430.70, 466,999,679,063.40 and 84,741,691,256.90 is: 127,099,693,525.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,364,579,430.70 : 466,999,679,063.40 = 84,741,691,256.90 : x
  2. Step 2: Convert to fraction form
    311,364,579,430.70/466,999,679,063.40 = 84,741,691,256.90/x
  3. Step 3: Cross multiply
    311,364,579,430.70x = 466,999,679,063.40 × 84,741,691,256.90
  4. Step 4: Simplify right side
    311,364,579,430.70x = 39,574,342,620,262,025,920,512
  5. Step 5: Solve for x
    x = 39,574,342,620,262,025,920,512/311,364,579,430.70
  6. Step 6: Final answer
    x = 127,099,693,525.26

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1.5x scale

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.