Home / 5,130,597,438.63-7,080,516,217.43-2,872,517,209.82

Finding the Fourth Proportional to 5,130,597,438.63, 7,080,516,217.43 and 2,872,517,209.82

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Solution

The fourth proportional to 5,130,597,438.63, 7,080,516,217.43 and 2,872,517,209.82 is: 3,964,237,095.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130,597,438.63 : 7,080,516,217.43 = 2,872,517,209.82 : x
  2. Step 2: Convert to fraction form
    5,130,597,438.63/7,080,516,217.43 = 2,872,517,209.82/x
  3. Step 3: Cross multiply
    5,130,597,438.63x = 7,080,516,217.43 × 2,872,517,209.82
  4. Step 4: Simplify right side
    5,130,597,438.63x = 20,338,904,688,962,924,544
  5. Step 5: Solve for x
    x = 20,338,904,688,962,924,544/5,130,597,438.63
  6. Step 6: Final answer
    x = 3,964,237,095.63

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