Home / 435,463,243.70-653,194,865.55-369,706,277.30

Finding the Fourth Proportional to 435,463,243.70, 653,194,865.55 and 369,706,277.30

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Solution

The fourth proportional to 435,463,243.70, 653,194,865.55 and 369,706,277.30 is: 554,559,415.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,463,243.70 : 653,194,865.55 = 369,706,277.30 : x
  2. Step 2: Convert to fraction form
    435,463,243.70/653,194,865.55 = 369,706,277.30/x
  3. Step 3: Cross multiply
    435,463,243.70x = 653,194,865.55 × 369,706,277.30
  4. Step 4: Simplify right side
    435,463,243.70x = 241,490,242,093,964,512
  5. Step 5: Solve for x
    x = 241,490,242,093,964,512/435,463,243.70
  6. Step 6: Final answer
    x = 554,559,415.95

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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.