Home / 12,043,878,963.70-18,059,615,413.71-5,405,817,459.91

Finding the Fourth Proportional to 12,043,878,963.70, 18,059,615,413.71 and 5,405,817,459.91

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Solution

The fourth proportional to 12,043,878,963.70, 18,059,615,413.71 and 5,405,817,459.91 is: 8,105,941,999.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,878,963.70 : 18,059,615,413.71 = 5,405,817,459.91 : x
  2. Step 2: Convert to fraction form
    12,043,878,963.70/18,059,615,413.71 = 5,405,817,459.91/x
  3. Step 3: Cross multiply
    12,043,878,963.70x = 18,059,615,413.71 × 5,405,817,459.91
  4. Step 4: Simplify right side
    12,043,878,963.70x = 97,626,984,322,693,267,456
  5. Step 5: Solve for x
    x = 97,626,984,322,693,267,456/12,043,878,963.70
  6. Step 6: Final answer
    x = 8,105,941,999.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.