Home / 144,430,101.40-216,673,145.70-72,626,517.40

Finding the Fourth Proportional to 144,430,101.40, 216,673,145.70 and 72,626,517.40

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Solution

The fourth proportional to 144,430,101.40, 216,673,145.70 and 72,626,517.40 is: 108,953,852.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,430,101.40 : 216,673,145.70 = 72,626,517.40 : x
  2. Step 2: Convert to fraction form
    144,430,101.40/216,673,145.70 = 72,626,517.40/x
  3. Step 3: Cross multiply
    144,430,101.40x = 216,673,145.70 × 72,626,517.40
  4. Step 4: Simplify right side
    144,430,101.40x = 15,736,215,986,293,786
  5. Step 5: Solve for x
    x = 15,736,215,986,293,786/144,430,101.40
  6. Step 6: Final answer
    x = 108,953,852.65

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1.5x scale

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.