Home / 1,490,190,343.20-2,235,285,514.80-1,466,003,872.80

Finding the Fourth Proportional to 1,490,190,343.20, 2,235,285,514.80 and 1,466,003,872.80

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Solution

The fourth proportional to 1,490,190,343.20, 2,235,285,514.80 and 1,466,003,872.80 is: 2,199,005,809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,190,343.20 : 2,235,285,514.80 = 1,466,003,872.80 : x
  2. Step 2: Convert to fraction form
    1,490,190,343.20/2,235,285,514.80 = 1,466,003,872.80/x
  3. Step 3: Cross multiply
    1,490,190,343.20x = 2,235,285,514.80 × 1,466,003,872.80
  4. Step 4: Simplify right side
    1,490,190,343.20x = 3,276,937,221,510,541,824
  5. Step 5: Solve for x
    x = 3,276,937,221,510,541,824/1,490,190,343.20
  6. Step 6: Final answer
    x = 2,199,005,809.20

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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.