Home / 4,278,458,186.42-5,904,158,373.15-2,469,909,018.92

Finding the Fourth Proportional to 4,278,458,186.42, 5,904,158,373.15 and 2,469,909,018.92

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Solution

The fourth proportional to 4,278,458,186.42, 5,904,158,373.15 and 2,469,909,018.92 is: 3,408,408,678.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,458,186.42 : 5,904,158,373.15 = 2,469,909,018.92 : x
  2. Step 2: Convert to fraction form
    4,278,458,186.42/5,904,158,373.15 = 2,469,909,018.92/x
  3. Step 3: Cross multiply
    4,278,458,186.42x = 5,904,158,373.15 × 2,469,909,018.92
  4. Step 4: Simplify right side
    4,278,458,186.42x = 14,582,734,014,935,818,240
  5. Step 5: Solve for x
    x = 14,582,734,014,935,818,240/4,278,458,186.42
  6. Step 6: Final answer
    x = 3,408,408,678.91

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.