Home / 225,012,666.40-337,531,992.08-86,838,990.48

Finding the Fourth Proportional to 225,012,666.40, 337,531,992.08 and 86,838,990.48

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Solution

The fourth proportional to 225,012,666.40, 337,531,992.08 and 86,838,990.48 is: 130,263,499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,012,666.40 : 337,531,992.08 = 86,838,990.48 : x
  2. Step 2: Convert to fraction form
    225,012,666.40/337,531,992.08 = 86,838,990.48/x
  3. Step 3: Cross multiply
    225,012,666.40x = 337,531,992.08 × 86,838,990.48
  4. Step 4: Simplify right side
    225,012,666.40x = 29,310,937,446,930,556
  5. Step 5: Solve for x
    x = 29,310,937,446,930,556/225,012,666.40
  6. Step 6: Final answer
    x = 130,263,499.90

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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.