Home / 993,329,363,300.17-1,371,049,571,124-646,962,756,600.42

Finding the Fourth Proportional to 993,329,363,300.17, 1,371,049,571,124 and 646,962,756,600.42

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Solution

The fourth proportional to 993,329,363,300.17, 1,371,049,571,124 and 646,962,756,600.42 is: 892,974,719,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,329,363,300.17 : 1,371,049,571,124 = 646,962,756,600.42 : x
  2. Step 2: Convert to fraction form
    993,329,363,300.17/1,371,049,571,124 = 646,962,756,600.42/x
  3. Step 3: Cross multiply
    993,329,363,300.17x = 1,371,049,571,124 × 646,962,756,600.42
  4. Step 4: Simplify right side
    993,329,363,300.17x = 887,018,009,970,206,731,927,552
  5. Step 5: Solve for x
    x = 887,018,009,970,206,731,927,552/993,329,363,300.17
  6. Step 6: Final answer
    x = 892,974,719,908.85

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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.