Home / 2,903,139,285.60-4,354,708,928.40-2,603,831,714.40

Finding the Fourth Proportional to 2,903,139,285.60, 4,354,708,928.40 and 2,603,831,714.40

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Solution

The fourth proportional to 2,903,139,285.60, 4,354,708,928.40 and 2,603,831,714.40 is: 3,905,747,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903,139,285.60 : 4,354,708,928.40 = 2,603,831,714.40 : x
  2. Step 2: Convert to fraction form
    2,903,139,285.60/4,354,708,928.40 = 2,603,831,714.40/x
  3. Step 3: Cross multiply
    2,903,139,285.60x = 4,354,708,928.40 × 2,603,831,714.40
  4. Step 4: Simplify right side
    2,903,139,285.60x = 11,338,929,214,748,758,016
  5. Step 5: Solve for x
    x = 11,338,929,214,748,758,016/2,903,139,285.60
  6. Step 6: Final answer
    x = 3,905,747,571.60

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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.