Home / 1,144,073,816.78-1,716,126,668.93-326,186,117.78

Finding the Fourth Proportional to 1,144,073,816.78, 1,716,126,668.93 and 326,186,117.78

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Solution

The fourth proportional to 1,144,073,816.78, 1,716,126,668.93 and 326,186,117.78 is: 489,283,722.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,073,816.78 : 1,716,126,668.93 = 326,186,117.78 : x
  2. Step 2: Convert to fraction form
    1,144,073,816.78/1,716,126,668.93 = 326,186,117.78/x
  3. Step 3: Cross multiply
    1,144,073,816.78x = 1,716,126,668.93 × 326,186,117.78
  4. Step 4: Simplify right side
    1,144,073,816.78x = 559,776,695,749,234,816
  5. Step 5: Solve for x
    x = 559,776,695,749,234,816/1,144,073,816.78
  6. Step 6: Final answer
    x = 489,283,722.38

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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.