Home / 14,970,070,166.09-20,658,860,087.87-8,287,178,333.45

Finding the Fourth Proportional to 14,970,070,166.09, 20,658,860,087.87 and 8,287,178,333.45

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Solution

The fourth proportional to 14,970,070,166.09, 20,658,860,087.87 and 8,287,178,333.45 is: 11,436,396,477.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970,070,166.09 : 20,658,860,087.87 = 8,287,178,333.45 : x
  2. Step 2: Convert to fraction form
    14,970,070,166.09/20,658,860,087.87 = 8,287,178,333.45/x
  3. Step 3: Cross multiply
    14,970,070,166.09x = 20,658,860,087.87 × 8,287,178,333.45
  4. Step 4: Simplify right side
    14,970,070,166.09x = 171,203,657,713,892,786,176
  5. Step 5: Solve for x
    x = 171,203,657,713,892,786,176/14,970,070,166.09
  6. Step 6: Final answer
    x = 11,436,396,477.40

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1.5x scale

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.