Home / 535,038,091.28-738,355,181.24-300,101,307.56

Finding the Fourth Proportional to 535,038,091.28, 738,355,181.24 and 300,101,307.56

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Solution

The fourth proportional to 535,038,091.28, 738,355,181.24 and 300,101,307.56 is: 414,141,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,038,091.28 : 738,355,181.24 = 300,101,307.56 : x
  2. Step 2: Convert to fraction form
    535,038,091.28/738,355,181.24 = 300,101,307.56/x
  3. Step 3: Cross multiply
    535,038,091.28x = 738,355,181.24 × 300,101,307.56
  4. Step 4: Simplify right side
    535,038,091.28x = 221,581,355,333,824,800
  5. Step 5: Solve for x
    x = 221,581,355,333,824,800/535,038,091.28
  6. Step 6: Final answer
    x = 414,141,271.33

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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.