Home / 130,323,838.40-195,556,616.40-53,654,616.80

Finding the Fourth Proportional to 130,323,838.40, 195,556,616.40 and 53,654,616.80

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Solution

The fourth proportional to 130,323,838.40, 195,556,616.40 and 53,654,616.80 is: 80,511,097.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,323,838.40 : 195,556,616.40 = 53,654,616.80 : x
  2. Step 2: Convert to fraction form
    130,323,838.40/195,556,616.40 = 53,654,616.80/x
  3. Step 3: Cross multiply
    130,323,838.40x = 195,556,616.40 × 53,654,616.80
  4. Step 4: Simplify right side
    130,323,838.40x = 10,492,515,315,646,596
  5. Step 5: Solve for x
    x = 10,492,515,315,646,596/130,323,838.40
  6. Step 6: Final answer
    x = 80,511,097.93

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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.