Home / 255,572,091-383,221,740.60-132,626,616.84

Finding the Fourth Proportional to 255,572,091, 383,221,740.60 and 132,626,616.84

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Solution

The fourth proportional to 255,572,091, 383,221,740.60 and 132,626,616.84 is: 198,869,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,572,091 : 383,221,740.60 = 132,626,616.84 : x
  2. Step 2: Convert to fraction form
    255,572,091/383,221,740.60 = 132,626,616.84/x
  3. Step 3: Cross multiply
    255,572,091x = 383,221,740.60 × 132,626,616.84
  4. Step 4: Simplify right side
    255,572,091x = 50,825,402,955,314,080
  5. Step 5: Solve for x
    x = 50,825,402,955,314,080/255,572,091
  6. Step 6: Final answer
    x = 198,869,143.95

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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.