Home / 14,511,006,507.55-20,014,873,545.78-9,685,938,739.09

Finding the Fourth Proportional to 14,511,006,507.55, 20,014,873,545.78 and 9,685,938,739.09

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Solution

The fourth proportional to 14,511,006,507.55, 20,014,873,545.78 and 9,685,938,739.09 is: 13,359,710,019.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511,006,507.55 : 20,014,873,545.78 = 9,685,938,739.09 : x
  2. Step 2: Convert to fraction form
    14,511,006,507.55/20,014,873,545.78 = 9,685,938,739.09/x
  3. Step 3: Cross multiply
    14,511,006,507.55x = 20,014,873,545.78 × 9,685,938,739.09
  4. Step 4: Simplify right side
    14,511,006,507.55x = 193,862,839,035,058,126,848
  5. Step 5: Solve for x
    x = 193,862,839,035,058,126,848/14,511,006,507.55
  6. Step 6: Final answer
    x = 13,359,710,019.71

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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.