Home / 485,799,102,449.10-670,423,834,994.68-269,025,296,990.50

Finding the Fourth Proportional to 485,799,102,449.10, 670,423,834,994.68 and 269,025,296,990.50

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Solution

The fourth proportional to 485,799,102,449.10, 670,423,834,994.68 and 269,025,296,990.50 is: 371,266,579,970.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,799,102,449.10 : 670,423,834,994.68 = 269,025,296,990.50 : x
  2. Step 2: Convert to fraction form
    485,799,102,449.10/670,423,834,994.68 = 269,025,296,990.50/x
  3. Step 3: Cross multiply
    485,799,102,449.10x = 670,423,834,994.68 × 269,025,296,990.50
  4. Step 4: Simplify right side
    485,799,102,449.10x = 180,360,971,318,953,766,813,696
  5. Step 5: Solve for x
    x = 180,360,971,318,953,766,813,696/485,799,102,449.10
  6. Step 6: Final answer
    x = 371,266,579,970.37

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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.