Home / 40,295,333,776.40-60,443,000,664.60-19,322,971,305.20

Finding the Fourth Proportional to 40,295,333,776.40, 60,443,000,664.60 and 19,322,971,305.20

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Solution

The fourth proportional to 40,295,333,776.40, 60,443,000,664.60 and 19,322,971,305.20 is: 28,984,456,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,295,333,776.40 : 60,443,000,664.60 = 19,322,971,305.20 : x
  2. Step 2: Convert to fraction form
    40,295,333,776.40/60,443,000,664.60 = 19,322,971,305.20/x
  3. Step 3: Cross multiply
    40,295,333,776.40x = 60,443,000,664.60 × 19,322,971,305.20
  4. Step 4: Simplify right side
    40,295,333,776.40x = 1,167,938,367,442,250,366,976
  5. Step 5: Solve for x
    x = 1,167,938,367,442,250,366,976/40,295,333,776.40
  6. Step 6: Final answer
    x = 28,984,456,957.80

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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.