Home / 7,280,390,539.11-10,923,731,866.35-3,915,028,053.93

Finding the Fourth Proportional to 7,280,390,539.11, 10,923,731,866.35 and 3,915,028,053.93

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Solution

The fourth proportional to 7,280,390,539.11, 10,923,731,866.35 and 3,915,028,053.93 is: 5,874,233,872.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,390,539.11 : 10,923,731,866.35 = 3,915,028,053.93 : x
  2. Step 2: Convert to fraction form
    7,280,390,539.11/10,923,731,866.35 = 3,915,028,053.93/x
  3. Step 3: Cross multiply
    7,280,390,539.11x = 10,923,731,866.35 × 3,915,028,053.93
  4. Step 4: Simplify right side
    7,280,390,539.11x = 42,766,716,710,369,370,112
  5. Step 5: Solve for x
    x = 42,766,716,710,369,370,112/7,280,390,539.11
  6. Step 6: Final answer
    x = 5,874,233,872.57

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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.