Home / 260,423,428.26-359,220,860.04-154,501,852.83

Finding the Fourth Proportional to 260,423,428.26, 359,220,860.04 and 154,501,852.83

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Solution

The fourth proportional to 260,423,428.26, 359,220,860.04 and 154,501,852.83 is: 213,115,574.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,423,428.26 : 359,220,860.04 = 154,501,852.83 : x
  2. Step 2: Convert to fraction form
    260,423,428.26/359,220,860.04 = 154,501,852.83/x
  3. Step 3: Cross multiply
    260,423,428.26x = 359,220,860.04 × 154,501,852.83
  4. Step 4: Simplify right side
    260,423,428.26x = 55,500,288,451,366,112
  5. Step 5: Solve for x
    x = 55,500,288,451,366,112/260,423,428.26
  6. Step 6: Final answer
    x = 213,115,574.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.