Home / 3,421,099,532.72-4,721,117,353.80-1,856,537,228.72

Finding the Fourth Proportional to 3,421,099,532.72, 4,721,117,353.80 and 1,856,537,228.72

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Solution

The fourth proportional to 3,421,099,532.72, 4,721,117,353.80 and 1,856,537,228.72 is: 2,562,021,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,099,532.72 : 4,721,117,353.80 = 1,856,537,228.72 : x
  2. Step 2: Convert to fraction form
    3,421,099,532.72/4,721,117,353.80 = 1,856,537,228.72/x
  3. Step 3: Cross multiply
    3,421,099,532.72x = 4,721,117,353.80 × 1,856,537,228.72
  4. Step 4: Simplify right side
    3,421,099,532.72x = 8,764,930,128,485,751,808
  5. Step 5: Solve for x
    x = 8,764,930,128,485,751,808/3,421,099,532.72
  6. Step 6: Final answer
    x = 2,562,021,374.90

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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.