Home / 6,645,737,057.76-9,173,941,004.64-4,140,848,362.74

Finding the Fourth Proportional to 6,645,737,057.76, 9,173,941,004.64 and 4,140,848,362.74

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Solution

The fourth proportional to 6,645,737,057.76, 9,173,941,004.64 and 4,140,848,362.74 is: 5,716,130,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,737,057.76 : 9,173,941,004.64 = 4,140,848,362.74 : x
  2. Step 2: Convert to fraction form
    6,645,737,057.76/9,173,941,004.64 = 4,140,848,362.74/x
  3. Step 3: Cross multiply
    6,645,737,057.76x = 9,173,941,004.64 × 4,140,848,362.74
  4. Step 4: Simplify right side
    6,645,737,057.76x = 37,987,898,588,936,888,320
  5. Step 5: Solve for x
    x = 37,987,898,588,936,888,320/6,645,737,057.76
  6. Step 6: Final answer
    x = 5,716,130,243.91

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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.