Home / 1,439,025,014.88-2,158,211,202.17-651,558,820.66

Finding the Fourth Proportional to 1,439,025,014.88, 2,158,211,202.17 and 651,558,820.66

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Solution

The fourth proportional to 1,439,025,014.88, 2,158,211,202.17 and 651,558,820.66 is: 977,190,480.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,025,014.88 : 2,158,211,202.17 = 651,558,820.66 : x
  2. Step 2: Convert to fraction form
    1,439,025,014.88/2,158,211,202.17 = 651,558,820.66/x
  3. Step 3: Cross multiply
    1,439,025,014.88x = 2,158,211,202.17 × 651,558,820.66
  4. Step 4: Simplify right side
    1,439,025,014.88x = 1,406,201,545,612,432,640
  5. Step 5: Solve for x
    x = 1,406,201,545,612,432,640/1,439,025,014.88
  6. Step 6: Final answer
    x = 977,190,480.41

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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.