Home / 275,330,041.88-413,006,459.72-81,241,457.16

Finding the Fourth Proportional to 275,330,041.88, 413,006,459.72 and 81,241,457.16

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Solution

The fourth proportional to 275,330,041.88, 413,006,459.72 and 81,241,457.16 is: 121,865,548.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,330,041.88 : 413,006,459.72 = 81,241,457.16 : x
  2. Step 2: Convert to fraction form
    275,330,041.88/413,006,459.72 = 81,241,457.16/x
  3. Step 3: Cross multiply
    275,330,041.88x = 413,006,459.72 × 81,241,457.16
  4. Step 4: Simplify right side
    275,330,041.88x = 33,553,246,604,145,648
  5. Step 5: Solve for x
    x = 33,553,246,604,145,648/275,330,041.88
  6. Step 6: Final answer
    x = 121,865,548.62

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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.