Home / 460,293,992.28-690,446,971.69-153,586,105.16

Finding the Fourth Proportional to 460,293,992.28, 690,446,971.69 and 153,586,105.16

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Solution

The fourth proportional to 460,293,992.28, 690,446,971.69 and 153,586,105.16 is: 230,381,154.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,293,992.28 : 690,446,971.69 = 153,586,105.16 : x
  2. Step 2: Convert to fraction form
    460,293,992.28/690,446,971.69 = 153,586,105.16/x
  3. Step 3: Cross multiply
    460,293,992.28x = 690,446,971.69 × 153,586,105.16
  4. Step 4: Simplify right side
    460,293,992.28x = 106,043,061,197,550,752
  5. Step 5: Solve for x
    x = 106,043,061,197,550,752/460,293,992.28
  6. Step 6: Final answer
    x = 230,381,154.17

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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.