Home / 10,085,639,406.76-15,151,417,408.86-7,296,211,881.64

Finding the Fourth Proportional to 10,085,639,406.76, 15,151,417,408.86 and 7,296,211,881.64

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Solution

The fourth proportional to 10,085,639,406.76, 15,151,417,408.86 and 7,296,211,881.64 is: 10,960,926,448.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,085,639,406.76 : 15,151,417,408.86 = 7,296,211,881.64 : x
  2. Step 2: Convert to fraction form
    10,085,639,406.76/15,151,417,408.86 = 7,296,211,881.64/x
  3. Step 3: Cross multiply
    10,085,639,406.76x = 15,151,417,408.86 × 7,296,211,881.64
  4. Step 4: Simplify right side
    10,085,639,406.76x = 110,547,951,722,211,475,456
  5. Step 5: Solve for x
    x = 110,547,951,722,211,475,456/10,085,639,406.76
  6. Step 6: Final answer
    x = 10,960,926,448.36

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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.