Home / 30,860,331,830.10-46,290,497,745.15-9,900,883,375.20

Finding the Fourth Proportional to 30,860,331,830.10, 46,290,497,745.15 and 9,900,883,375.20

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Solution

The fourth proportional to 30,860,331,830.10, 46,290,497,745.15 and 9,900,883,375.20 is: 14,851,325,062.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,860,331,830.10 : 46,290,497,745.15 = 9,900,883,375.20 : x
  2. Step 2: Convert to fraction form
    30,860,331,830.10/46,290,497,745.15 = 9,900,883,375.20/x
  3. Step 3: Cross multiply
    30,860,331,830.10x = 46,290,497,745.15 × 9,900,883,375.20
  4. Step 4: Simplify right side
    30,860,331,830.10x = 458,316,819,554,688,761,856
  5. Step 5: Solve for x
    x = 458,316,819,554,688,761,856/30,860,331,830.10
  6. Step 6: Final answer
    x = 14,851,325,062.80

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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.