Home / 1,377,097,451,125.50-1,901,003,936,702.10-889,594,142,262.20

Finding the Fourth Proportional to 1,377,097,451,125.50, 1,901,003,936,702.10 and 889,594,142,262.20

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Solution

The fourth proportional to 1,377,097,451,125.50, 1,901,003,936,702.10 and 889,594,142,262.20 is: 1,228,033,618,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,097,451,125.50 : 1,901,003,936,702.10 = 889,594,142,262.20 : x
  2. Step 2: Convert to fraction form
    1,377,097,451,125.50/1,901,003,936,702.10 = 889,594,142,262.20/x
  3. Step 3: Cross multiply
    1,377,097,451,125.50x = 1,901,003,936,702.10 × 889,594,142,262.20
  4. Step 4: Simplify right side
    1,377,097,451,125.50x = 1,691,121,966,507,570,138,972,160
  5. Step 5: Solve for x
    x = 1,691,121,966,507,570,138,972,160/1,377,097,451,125.50
  6. Step 6: Final answer
    x = 1,228,033,618,917.40

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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.