Home / 221,464,426.10-332,097,106.35-85,104,490.10

Finding the Fourth Proportional to 221,464,426.10, 332,097,106.35 and 85,104,490.10

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Solution

The fourth proportional to 221,464,426.10, 332,097,106.35 and 85,104,490.10 is: 127,618,486.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,464,426.10 : 332,097,106.35 = 85,104,490.10 : x
  2. Step 2: Convert to fraction form
    221,464,426.10/332,097,106.35 = 85,104,490.10/x
  3. Step 3: Cross multiply
    221,464,426.10x = 332,097,106.35 × 85,104,490.10
  4. Step 4: Simplify right side
    221,464,426.10x = 28,262,954,899,602,224
  5. Step 5: Solve for x
    x = 28,262,954,899,602,224/221,464,426.10
  6. Step 6: Final answer
    x = 127,618,486.62

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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.