Home / 4,942,448,066.40-7,413,558,742.80-2,488,125,890.40

Finding the Fourth Proportional to 4,942,448,066.40, 7,413,558,742.80 and 2,488,125,890.40

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Solution

The fourth proportional to 4,942,448,066.40, 7,413,558,742.80 and 2,488,125,890.40 is: 3,732,131,769.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942,448,066.40 : 7,413,558,742.80 = 2,488,125,890.40 : x
  2. Step 2: Convert to fraction form
    4,942,448,066.40/7,413,558,742.80 = 2,488,125,890.40/x
  3. Step 3: Cross multiply
    4,942,448,066.40x = 7,413,558,742.80 × 2,488,125,890.40
  4. Step 4: Simplify right side
    4,942,448,066.40x = 18,445,867,447,961,956,352
  5. Step 5: Solve for x
    x = 18,445,867,447,961,956,352/4,942,448,066.40
  6. Step 6: Final answer
    x = 3,732,131,769.55

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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.