Home / 1,395,293,920,121.10-1,925,863,868,976.60-908,765,243,494

Finding the Fourth Proportional to 1,395,293,920,121.10, 1,925,863,868,976.60 and 908,765,243,494

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Solution

The fourth proportional to 1,395,293,920,121.10, 1,925,863,868,976.60 and 908,765,243,494 is: 1,254,329,372,892.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,293,920,121.10 : 1,925,863,868,976.60 = 908,765,243,494 : x
  2. Step 2: Convert to fraction form
    1,395,293,920,121.10/1,925,863,868,976.60 = 908,765,243,494/x
  3. Step 3: Cross multiply
    1,395,293,920,121.10x = 1,925,863,868,976.60 × 908,765,243,494
  4. Step 4: Simplify right side
    1,395,293,920,121.10x = 1,750,158,147,826,816,781,385,728
  5. Step 5: Solve for x
    x = 1,750,158,147,826,816,781,385,728/1,395,293,920,121.10
  6. Step 6: Final answer
    x = 1,254,329,372,892.93

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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.