Home / 731,186,489.69-1,096,741,106.61-239,835,036.77

Finding the Fourth Proportional to 731,186,489.69, 1,096,741,106.61 and 239,835,036.77

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Solution

The fourth proportional to 731,186,489.69, 1,096,741,106.61 and 239,835,036.77 is: 359,739,884.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,186,489.69 : 1,096,741,106.61 = 239,835,036.77 : x
  2. Step 2: Convert to fraction form
    731,186,489.69/1,096,741,106.61 = 239,835,036.77/x
  3. Step 3: Cross multiply
    731,186,489.69x = 1,096,741,106.61 × 239,835,036.77
  4. Step 4: Simplify right side
    731,186,489.69x = 263,036,943,632,834,336
  5. Step 5: Solve for x
    x = 263,036,943,632,834,336/731,186,489.69
  6. Step 6: Final answer
    x = 359,739,884.89

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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.