Home / 25,622,567,373.60-38,439,646,426.80-13,831,432,760.88

Finding the Fourth Proportional to 25,622,567,373.60, 38,439,646,426.80 and 13,831,432,760.88

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Solution

The fourth proportional to 25,622,567,373.60, 38,439,646,426.80 and 13,831,432,760.88 is: 20,750,277,563.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,622,567,373.60 : 38,439,646,426.80 = 13,831,432,760.88 : x
  2. Step 2: Convert to fraction form
    25,622,567,373.60/38,439,646,426.80 = 13,831,432,760.88/x
  3. Step 3: Cross multiply
    25,622,567,373.60x = 38,439,646,426.80 × 13,831,432,760.88
  4. Step 4: Simplify right side
    25,622,567,373.60x = 531,675,384,904,285,356,032
  5. Step 5: Solve for x
    x = 531,675,384,904,285,356,032/25,622,567,373.60
  6. Step 6: Final answer
    x = 20,750,277,563.99

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1.5x scale

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.