Home / 1,029,891,834.92-1,544,692,302.30-330,293,062.46

Finding the Fourth Proportional to 1,029,891,834.92, 1,544,692,302.30 and 330,293,062.46

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Solution

The fourth proportional to 1,029,891,834.92, 1,544,692,302.30 and 330,293,062.46 is: 495,392,946.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,891,834.92 : 1,544,692,302.30 = 330,293,062.46 : x
  2. Step 2: Convert to fraction form
    1,029,891,834.92/1,544,692,302.30 = 330,293,062.46/x
  3. Step 3: Cross multiply
    1,029,891,834.92x = 1,544,692,302.30 × 330,293,062.46
  4. Step 4: Simplify right side
    1,029,891,834.92x = 510,201,151,085,055,040
  5. Step 5: Solve for x
    x = 510,201,151,085,055,040/1,029,891,834.92
  6. Step 6: Final answer
    x = 495,392,946.90

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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.