Home / 2,688,068,467.70-4,032,102,701.55-1,953,404,429.30

Finding the Fourth Proportional to 2,688,068,467.70, 4,032,102,701.55 and 1,953,404,429.30

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Solution

The fourth proportional to 2,688,068,467.70, 4,032,102,701.55 and 1,953,404,429.30 is: 2,930,106,643.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,068,467.70 : 4,032,102,701.55 = 1,953,404,429.30 : x
  2. Step 2: Convert to fraction form
    2,688,068,467.70/4,032,102,701.55 = 1,953,404,429.30/x
  3. Step 3: Cross multiply
    2,688,068,467.70x = 4,032,102,701.55 × 1,953,404,429.30
  4. Step 4: Simplify right side
    2,688,068,467.70x = 7,876,327,276,600,265,728
  5. Step 5: Solve for x
    x = 7,876,327,276,600,265,728/2,688,068,467.70
  6. Step 6: Final answer
    x = 2,930,106,643.95

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Double scale
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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.