Home / 13,698,662,435.68-18,903,832,637.52-8,060,243,487.52

Finding the Fourth Proportional to 13,698,662,435.68, 18,903,832,637.52 and 8,060,243,487.52

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Solution

The fourth proportional to 13,698,662,435.68, 18,903,832,637.52 and 8,060,243,487.52 is: 11,122,946,829.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,698,662,435.68 : 18,903,832,637.52 = 8,060,243,487.52 : x
  2. Step 2: Convert to fraction form
    13,698,662,435.68/18,903,832,637.52 = 8,060,243,487.52/x
  3. Step 3: Cross multiply
    13,698,662,435.68x = 18,903,832,637.52 × 8,060,243,487.52
  4. Step 4: Simplify right side
    13,698,662,435.68x = 152,369,493,905,738,629,120
  5. Step 5: Solve for x
    x = 152,369,493,905,738,629,120/13,698,662,435.68
  6. Step 6: Final answer
    x = 11,122,946,829.38

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Double scale
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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.