Home / 144,736,015.60-217,104,023.40-103,921,346.80

Finding the Fourth Proportional to 144,736,015.60, 217,104,023.40 and 103,921,346.80

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Solution

The fourth proportional to 144,736,015.60, 217,104,023.40 and 103,921,346.80 is: 155,882,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,736,015.60 : 217,104,023.40 = 103,921,346.80 : x
  2. Step 2: Convert to fraction form
    144,736,015.60/217,104,023.40 = 103,921,346.80/x
  3. Step 3: Cross multiply
    144,736,015.60x = 217,104,023.40 × 103,921,346.80
  4. Step 4: Simplify right side
    144,736,015.60x = 22,561,742,507,426,716
  5. Step 5: Solve for x
    x = 22,561,742,507,426,716/144,736,015.60
  6. Step 6: Final answer
    x = 155,882,020.20

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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.