Home / 221,825,204.89-332,768,072.98-92,402,547.81

Finding the Fourth Proportional to 221,825,204.89, 332,768,072.98 and 92,402,547.81

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Solution

The fourth proportional to 221,825,204.89, 332,768,072.98 and 92,402,547.81 is: 138,616,429.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,825,204.89 : 332,768,072.98 = 92,402,547.81 : x
  2. Step 2: Convert to fraction form
    221,825,204.89/332,768,072.98 = 92,402,547.81/x
  3. Step 3: Cross multiply
    221,825,204.89x = 332,768,072.98 × 92,402,547.81
  4. Step 4: Simplify right side
    221,825,204.89x = 30,748,617,772,043,644
  5. Step 5: Solve for x
    x = 30,748,617,772,043,644/221,825,204.89
  6. Step 6: Final answer
    x = 138,616,429.04

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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.