Home / 6,181,856,181.63-8,528,650,489.71-3,639,984,673.53

Finding the Fourth Proportional to 6,181,856,181.63, 8,528,650,489.71 and 3,639,984,673.53

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Solution

The fourth proportional to 6,181,856,181.63, 8,528,650,489.71 and 3,639,984,673.53 is: 5,021,818,068.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181,856,181.63 : 8,528,650,489.71 = 3,639,984,673.53 : x
  2. Step 2: Convert to fraction form
    6,181,856,181.63/8,528,650,489.71 = 3,639,984,673.53/x
  3. Step 3: Cross multiply
    6,181,856,181.63x = 8,528,650,489.71 × 3,639,984,673.53
  4. Step 4: Simplify right side
    6,181,856,181.63x = 31,044,157,068,438,532,096
  5. Step 5: Solve for x
    x = 31,044,157,068,438,532,096/6,181,856,181.63
  6. Step 6: Final answer
    x = 5,021,818,068.28

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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.