Home / 1,387,392,753.02-2,080,258,048.44-441,582,299.61

Finding the Fourth Proportional to 1,387,392,753.02, 2,080,258,048.44 and 441,582,299.61

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Solution

The fourth proportional to 1,387,392,753.02, 2,080,258,048.44 and 441,582,299.61 is: 662,108,931.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,392,753.02 : 2,080,258,048.44 = 441,582,299.61 : x
  2. Step 2: Convert to fraction form
    1,387,392,753.02/2,080,258,048.44 = 441,582,299.61/x
  3. Step 3: Cross multiply
    1,387,392,753.02x = 2,080,258,048.44 × 441,582,299.61
  4. Step 4: Simplify right side
    1,387,392,753.02x = 918,605,132,801,944,704
  5. Step 5: Solve for x
    x = 918,605,132,801,944,704/1,387,392,753.02
  6. Step 6: Final answer
    x = 662,108,931.16

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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.