Home / 135,687,139.77-203,553,409.50-106,539,802.50

Finding the Fourth Proportional to 135,687,139.77, 203,553,409.50 and 106,539,802.50

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Solution

The fourth proportional to 135,687,139.77, 203,553,409.50 and 106,539,802.50 is: 159,827,527.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,687,139.77 : 203,553,409.50 = 106,539,802.50 : x
  2. Step 2: Convert to fraction form
    135,687,139.77/203,553,409.50 = 106,539,802.50/x
  3. Step 3: Cross multiply
    135,687,139.77x = 203,553,409.50 × 106,539,802.50
  4. Step 4: Simplify right side
    135,687,139.77x = 21,686,540,046,331,624
  5. Step 5: Solve for x
    x = 21,686,540,046,331,624/135,687,139.77
  6. Step 6: Final answer
    x = 159,827,527.38

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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.