Home / 1,647,056,543.70-2,470,584,815.55-556,523,865.30

Finding the Fourth Proportional to 1,647,056,543.70, 2,470,584,815.55 and 556,523,865.30

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Solution

The fourth proportional to 1,647,056,543.70, 2,470,584,815.55 and 556,523,865.30 is: 834,785,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,056,543.70 : 2,470,584,815.55 = 556,523,865.30 : x
  2. Step 2: Convert to fraction form
    1,647,056,543.70/2,470,584,815.55 = 556,523,865.30/x
  3. Step 3: Cross multiply
    1,647,056,543.70x = 2,470,584,815.55 × 556,523,865.30
  4. Step 4: Simplify right side
    1,647,056,543.70x = 1,374,939,411,101,373,440
  5. Step 5: Solve for x
    x = 1,374,939,411,101,373,440/1,647,056,543.70
  6. Step 6: Final answer
    x = 834,785,797.95

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Double scale
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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.