Home / 12,643,249,611,523-17,447,684,462,211-7,162,351,419,201

Finding the Fourth Proportional to 12,643,249,611,523, 17,447,684,462,211 and 7,162,351,419,201

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Solution

The fourth proportional to 12,643,249,611,523, 17,447,684,462,211 and 7,162,351,419,201 is: 9,884,044,957,539.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,249,611,523 : 17,447,684,462,211 = 7,162,351,419,201 : x
  2. Step 2: Convert to fraction form
    12,643,249,611,523/17,447,684,462,211 = 7,162,351,419,201/x
  3. Step 3: Cross multiply
    12,643,249,611,523x = 17,447,684,462,211 × 7,162,351,419,201
  4. Step 4: Simplify right side
    12,643,249,611,523x = 124,966,447,569,688,184,479,547,392
  5. Step 5: Solve for x
    x = 124,966,447,569,688,184,479,547,392/12,643,249,611,523
  6. Step 6: Final answer
    x = 9,884,044,957,539.58

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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.