Home / 2,688,056,950.20-4,032,085,425.30-847,995,631.80

Finding the Fourth Proportional to 2,688,056,950.20, 4,032,085,425.30 and 847,995,631.80

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Solution

The fourth proportional to 2,688,056,950.20, 4,032,085,425.30 and 847,995,631.80 is: 1,271,993,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,056,950.20 : 4,032,085,425.30 = 847,995,631.80 : x
  2. Step 2: Convert to fraction form
    2,688,056,950.20/4,032,085,425.30 = 847,995,631.80/x
  3. Step 3: Cross multiply
    2,688,056,950.20x = 4,032,085,425.30 × 847,995,631.80
  4. Step 4: Simplify right side
    2,688,056,950.20x = 3,419,190,827,698,845,184
  5. Step 5: Solve for x
    x = 3,419,190,827,698,845,184/2,688,056,950.20
  6. Step 6: Final answer
    x = 1,271,993,447.70

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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.