Home / 6,909,142,790,342-9,534,916,764,307.80-3,826,137,557,153.20

Finding the Fourth Proportional to 6,909,142,790,342, 9,534,916,764,307.80 and 3,826,137,557,153.20

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Solution

The fourth proportional to 6,909,142,790,342, 9,534,916,764,307.80 and 3,826,137,557,153.20 is: 5,280,235,803,961.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,142,790,342 : 9,534,916,764,307.80 = 3,826,137,557,153.20 : x
  2. Step 2: Convert to fraction form
    6,909,142,790,342/9,534,916,764,307.80 = 3,826,137,557,153.20/x
  3. Step 3: Cross multiply
    6,909,142,790,342x = 9,534,916,764,307.80 × 3,826,137,557,153.20
  4. Step 4: Simplify right side
    6,909,142,790,342x = 36,481,903,136,247,742,675,812,352
  5. Step 5: Solve for x
    x = 36,481,903,136,247,742,675,812,352/6,909,142,790,342
  6. Step 6: Final answer
    x = 5,280,235,803,961.71

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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.