Home / 3,120,752,478.36-4,680,630,417.62-909,444,942.82

Finding the Fourth Proportional to 3,120,752,478.36, 4,680,630,417.62 and 909,444,942.82

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Solution

The fourth proportional to 3,120,752,478.36, 4,680,630,417.62 and 909,444,942.82 is: 1,364,022,200.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,752,478.36 : 4,680,630,417.62 = 909,444,942.82 : x
  2. Step 2: Convert to fraction form
    3,120,752,478.36/4,680,630,417.62 = 909,444,942.82/x
  3. Step 3: Cross multiply
    3,120,752,478.36x = 4,680,630,417.62 × 909,444,942.82
  4. Step 4: Simplify right side
    3,120,752,478.36x = 4,256,775,662,510,486,528
  5. Step 5: Solve for x
    x = 4,256,775,662,510,486,528/3,120,752,478.36
  6. Step 6: Final answer
    x = 1,364,022,200.42

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1.5x scale

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.