Home / 798,810,011.60-1,198,347,727.80-314,151,630.80

Finding the Fourth Proportional to 798,810,011.60, 1,198,347,727.80 and 314,151,630.80

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Solution

The fourth proportional to 798,810,011.60, 1,198,347,727.80 and 314,151,630.80 is: 471,279,637.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,810,011.60 : 1,198,347,727.80 = 314,151,630.80 : x
  2. Step 2: Convert to fraction form
    798,810,011.60/1,198,347,727.80 = 314,151,630.80/x
  3. Step 3: Cross multiply
    798,810,011.60x = 1,198,347,727.80 × 314,151,630.80
  4. Step 4: Simplify right side
    798,810,011.60x = 376,462,892,953,844,480
  5. Step 5: Solve for x
    x = 376,462,892,953,844,480/798,810,011.60
  6. Step 6: Final answer
    x = 471,279,637.82

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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.