Home / 263,077,248,476.70-394,781,869,531.02-111,983,303,167.56

Finding the Fourth Proportional to 263,077,248,476.70, 394,781,869,531.02 and 111,983,303,167.56

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Solution

The fourth proportional to 263,077,248,476.70, 394,781,869,531.02 and 111,983,303,167.56 is: 168,045,614,118.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,077,248,476.70 : 394,781,869,531.02 = 111,983,303,167.56 : x
  2. Step 2: Convert to fraction form
    263,077,248,476.70/394,781,869,531.02 = 111,983,303,167.56/x
  3. Step 3: Cross multiply
    263,077,248,476.70x = 394,781,869,531.02 × 111,983,303,167.56
  4. Step 4: Simplify right side
    263,077,248,476.70x = 44,208,977,780,748,335,448,064
  5. Step 5: Solve for x
    x = 44,208,977,780,748,335,448,064/263,077,248,476.70
  6. Step 6: Final answer
    x = 168,045,614,118.03

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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.