Home / 2,187,860,915.88-3,018,118,228.07-1,482,771,765.96

Finding the Fourth Proportional to 2,187,860,915.88, 3,018,118,228.07 and 1,482,771,765.96

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Solution

The fourth proportional to 2,187,860,915.88, 3,018,118,228.07 and 1,482,771,765.96 is: 2,045,459,317.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,860,915.88 : 3,018,118,228.07 = 1,482,771,765.96 : x
  2. Step 2: Convert to fraction form
    2,187,860,915.88/3,018,118,228.07 = 1,482,771,765.96/x
  3. Step 3: Cross multiply
    2,187,860,915.88x = 3,018,118,228.07 × 1,482,771,765.96
  4. Step 4: Simplify right side
    2,187,860,915.88x = 4,475,180,494,904,006,144
  5. Step 5: Solve for x
    x = 4,475,180,494,904,006,144/2,187,860,915.88
  6. Step 6: Final answer
    x = 2,045,459,317.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.