Home / 133,679,457.36-200,478,365.64-92,445,387.60

Finding the Fourth Proportional to 133,679,457.36, 200,478,365.64 and 92,445,387.60

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Solution

The fourth proportional to 133,679,457.36, 200,478,365.64 and 92,445,387.60 is: 138,639,852.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,679,457.36 : 200,478,365.64 = 92,445,387.60 : x
  2. Step 2: Convert to fraction form
    133,679,457.36/200,478,365.64 = 92,445,387.60/x
  3. Step 3: Cross multiply
    133,679,457.36x = 200,478,365.64 × 92,445,387.60
  4. Step 4: Simplify right side
    133,679,457.36x = 18,533,300,217,004,320
  5. Step 5: Solve for x
    x = 18,533,300,217,004,320/133,679,457.36
  6. Step 6: Final answer
    x = 138,639,852.25

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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.