Home / 12,730,478,936.60-17,567,269,361.03-7,014,443,487.83

Finding the Fourth Proportional to 12,730,478,936.60, 17,567,269,361.03 and 7,014,443,487.83

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Solution

The fourth proportional to 12,730,478,936.60, 17,567,269,361.03 and 7,014,443,487.83 is: 9,679,495,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730,478,936.60 : 17,567,269,361.03 = 7,014,443,487.83 : x
  2. Step 2: Convert to fraction form
    12,730,478,936.60/17,567,269,361.03 = 7,014,443,487.83/x
  3. Step 3: Cross multiply
    12,730,478,936.60x = 17,567,269,361.03 × 7,014,443,487.83
  4. Step 4: Simplify right side
    12,730,478,936.60x = 123,224,618,168,344,526,848
  5. Step 5: Solve for x
    x = 123,224,618,168,344,526,848/12,730,478,936.60
  6. Step 6: Final answer
    x = 9,679,495,860.45

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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.