Home / 8,645,599,041.18-12,968,685,636.93-2,973,131,913.12

Finding the Fourth Proportional to 8,645,599,041.18, 12,968,685,636.93 and 2,973,131,913.12

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Solution

The fourth proportional to 8,645,599,041.18, 12,968,685,636.93 and 2,973,131,913.12 is: 4,459,796,591.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,645,599,041.18 : 12,968,685,636.93 = 2,973,131,913.12 : x
  2. Step 2: Convert to fraction form
    8,645,599,041.18/12,968,685,636.93 = 2,973,131,913.12/x
  3. Step 3: Cross multiply
    8,645,599,041.18x = 12,968,685,636.93 × 2,973,131,913.12
  4. Step 4: Simplify right side
    8,645,599,041.18x = 38,557,613,138,377,555,968
  5. Step 5: Solve for x
    x = 38,557,613,138,377,555,968/8,645,599,041.18
  6. Step 6: Final answer
    x = 4,459,796,591.85

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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.