Home / 2,987,064,274.60-4,480,596,411.90-806,026,911.40

Finding the Fourth Proportional to 2,987,064,274.60, 4,480,596,411.90 and 806,026,911.40

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Solution

The fourth proportional to 2,987,064,274.60, 4,480,596,411.90 and 806,026,911.40 is: 1,209,040,367.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,064,274.60 : 4,480,596,411.90 = 806,026,911.40 : x
  2. Step 2: Convert to fraction form
    2,987,064,274.60/4,480,596,411.90 = 806,026,911.40/x
  3. Step 3: Cross multiply
    2,987,064,274.60x = 4,480,596,411.90 × 806,026,911.40
  4. Step 4: Simplify right side
    2,987,064,274.60x = 3,611,481,287,113,678,848
  5. Step 5: Solve for x
    x = 3,611,481,287,113,678,848/2,987,064,274.60
  6. Step 6: Final answer
    x = 1,209,040,367.10

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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.