Home / 2,688,620,492.40-4,032,930,738.60-2,525,361,817.20

Finding the Fourth Proportional to 2,688,620,492.40, 4,032,930,738.60 and 2,525,361,817.20

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Solution

The fourth proportional to 2,688,620,492.40, 4,032,930,738.60 and 2,525,361,817.20 is: 3,788,042,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,620,492.40 : 4,032,930,738.60 = 2,525,361,817.20 : x
  2. Step 2: Convert to fraction form
    2,688,620,492.40/4,032,930,738.60 = 2,525,361,817.20/x
  3. Step 3: Cross multiply
    2,688,620,492.40x = 4,032,930,738.60 × 2,525,361,817.20
  4. Step 4: Simplify right side
    2,688,620,492.40x = 10,184,609,298,672,633,856
  5. Step 5: Solve for x
    x = 10,184,609,298,672,633,856/2,688,620,492.40
  6. Step 6: Final answer
    x = 3,788,042,725.80

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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.