Home / 6,645,732,705.12-9,173,934,997.95-4,140,844,010.13

Finding the Fourth Proportional to 6,645,732,705.12, 9,173,934,997.95 and 4,140,844,010.13

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Solution

The fourth proportional to 6,645,732,705.12, 9,173,934,997.95 and 4,140,844,010.13 is: 5,716,124,236.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,732,705.12 : 9,173,934,997.95 = 4,140,844,010.13 : x
  2. Step 2: Convert to fraction form
    6,645,732,705.12/9,173,934,997.95 = 4,140,844,010.13/x
  3. Step 3: Cross multiply
    6,645,732,705.12x = 9,173,934,997.95 × 4,140,844,010.13
  4. Step 4: Simplify right side
    6,645,732,705.12x = 37,987,833,785,583,239,168
  5. Step 5: Solve for x
    x = 37,987,833,785,583,239,168/6,645,732,705.12
  6. Step 6: Final answer
    x = 5,716,124,236.58

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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.