Home / 144,451,017.55-199,343,530.71-84,896,320.28

Finding the Fourth Proportional to 144,451,017.55, 199,343,530.71 and 84,896,320.28

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Solution

The fourth proportional to 144,451,017.55, 199,343,530.71 and 84,896,320.28 is: 117,157,584.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,451,017.55 : 199,343,530.71 = 84,896,320.28 : x
  2. Step 2: Convert to fraction form
    144,451,017.55/199,343,530.71 = 84,896,320.28/x
  3. Step 3: Cross multiply
    144,451,017.55x = 199,343,530.71 × 84,896,320.28
  4. Step 4: Simplify right side
    144,451,017.55x = 16,923,532,227,693,220
  5. Step 5: Solve for x
    x = 16,923,532,227,693,220/144,451,017.55
  6. Step 6: Final answer
    x = 117,157,584.04

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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.