Home / 219,560,666.50-302,990,894.69-125,473,734.24

Finding the Fourth Proportional to 219,560,666.50, 302,990,894.69 and 125,473,734.24

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Solution

The fourth proportional to 219,560,666.50, 302,990,894.69 and 125,473,734.24 is: 173,152,138.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,560,666.50 : 302,990,894.69 = 125,473,734.24 : x
  2. Step 2: Convert to fraction form
    219,560,666.50/302,990,894.69 = 125,473,734.24/x
  3. Step 3: Cross multiply
    219,560,666.50x = 302,990,894.69 × 125,473,734.24
  4. Step 4: Simplify right side
    219,560,666.50x = 38,017,398,997,472,888
  5. Step 5: Solve for x
    x = 38,017,398,997,472,888/219,560,666.50
  6. Step 6: Final answer
    x = 173,152,138.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.