Home / 1,902,023,999.40-2,853,035,999.10-1,752,370,213.80

Finding the Fourth Proportional to 1,902,023,999.40, 2,853,035,999.10 and 1,752,370,213.80

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Solution

The fourth proportional to 1,902,023,999.40, 2,853,035,999.10 and 1,752,370,213.80 is: 2,628,555,320.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,023,999.40 : 2,853,035,999.10 = 1,752,370,213.80 : x
  2. Step 2: Convert to fraction form
    1,902,023,999.40/2,853,035,999.10 = 1,752,370,213.80/x
  3. Step 3: Cross multiply
    1,902,023,999.40x = 2,853,035,999.10 × 1,752,370,213.80
  4. Step 4: Simplify right side
    1,902,023,999.40x = 4,999,575,303,721,963,520
  5. Step 5: Solve for x
    x = 4,999,575,303,721,963,520/1,902,023,999.40
  6. Step 6: Final answer
    x = 2,628,555,320.70

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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.