Home / 824,770,364.40-1,237,155,546.60-307,093,686.30

Finding the Fourth Proportional to 824,770,364.40, 1,237,155,546.60 and 307,093,686.30

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Solution

The fourth proportional to 824,770,364.40, 1,237,155,546.60 and 307,093,686.30 is: 460,640,529.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,770,364.40 : 1,237,155,546.60 = 307,093,686.30 : x
  2. Step 2: Convert to fraction form
    824,770,364.40/1,237,155,546.60 = 307,093,686.30/x
  3. Step 3: Cross multiply
    824,770,364.40x = 1,237,155,546.60 × 307,093,686.30
  4. Step 4: Simplify right side
    824,770,364.40x = 379,922,657,331,885,440
  5. Step 5: Solve for x
    x = 379,922,657,331,885,440/824,770,364.40
  6. Step 6: Final answer
    x = 460,640,529.45

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Double scale
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Similar ratio
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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.