Home / 12,643,249,611,514-17,447,684,462,198-7,162,351,419,192

Finding the Fourth Proportional to 12,643,249,611,514, 17,447,684,462,198 and 7,162,351,419,192

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Solution

The fourth proportional to 12,643,249,611,514, 17,447,684,462,198 and 7,162,351,419,192 is: 9,884,044,957,526.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,249,611,514 : 17,447,684,462,198 = 7,162,351,419,192 : x
  2. Step 2: Convert to fraction form
    12,643,249,611,514/17,447,684,462,198 = 7,162,351,419,192/x
  3. Step 3: Cross multiply
    12,643,249,611,514x = 17,447,684,462,198 × 7,162,351,419,192
  4. Step 4: Simplify right side
    12,643,249,611,514x = 124,966,447,569,438,045,584,228,352
  5. Step 5: Solve for x
    x = 124,966,447,569,438,045,584,228,352/12,643,249,611,514
  6. Step 6: Final answer
    x = 9,884,044,957,526.83

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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.