Home / 133,461,683.55-184,196,459.32-74,728,133.70

Finding the Fourth Proportional to 133,461,683.55, 184,196,459.32 and 74,728,133.70

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Solution

The fourth proportional to 133,461,683.55, 184,196,459.32 and 74,728,133.70 is: 103,135,651.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,461,683.55 : 184,196,459.32 = 74,728,133.70 : x
  2. Step 2: Convert to fraction form
    133,461,683.55/184,196,459.32 = 74,728,133.70/x
  3. Step 3: Cross multiply
    133,461,683.55x = 184,196,459.32 × 74,728,133.70
  4. Step 4: Simplify right side
    133,461,683.55x = 13,764,657,638,210,586
  5. Step 5: Solve for x
    x = 13,764,657,638,210,586/133,461,683.55
  6. Step 6: Final answer
    x = 103,135,651.16

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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.