Home / 12,561,938,104.73-18,842,907,157.10-12,474,768,494.70

Finding the Fourth Proportional to 12,561,938,104.73, 18,842,907,157.10 and 12,474,768,494.70

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Solution

The fourth proportional to 12,561,938,104.73, 18,842,907,157.10 and 12,474,768,494.70 is: 18,712,152,742.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,561,938,104.73 : 18,842,907,157.10 = 12,474,768,494.70 : x
  2. Step 2: Convert to fraction form
    12,561,938,104.73/18,842,907,157.10 = 12,474,768,494.70/x
  3. Step 3: Cross multiply
    12,561,938,104.73x = 18,842,907,157.10 × 12,474,768,494.70
  4. Step 4: Simplify right side
    12,561,938,104.73x = 235,060,904,551,885,864,960
  5. Step 5: Solve for x
    x = 235,060,904,551,885,864,960/12,561,938,104.73
  6. Step 6: Final answer
    x = 18,712,152,742.06

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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.