Home / 260,423,428.23-359,220,860.06-154,501,852.82

Finding the Fourth Proportional to 260,423,428.23, 359,220,860.06 and 154,501,852.82

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Solution

The fourth proportional to 260,423,428.23, 359,220,860.06 and 154,501,852.82 is: 213,115,574.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,423,428.23 : 359,220,860.06 = 154,501,852.82 : x
  2. Step 2: Convert to fraction form
    260,423,428.23/359,220,860.06 = 154,501,852.82/x
  3. Step 3: Cross multiply
    260,423,428.23x = 359,220,860.06 × 154,501,852.82
  4. Step 4: Simplify right side
    260,423,428.23x = 55,500,288,448,295,320
  5. Step 5: Solve for x
    x = 55,500,288,448,295,320/260,423,428.23
  6. Step 6: Final answer
    x = 213,115,574.22

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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.