Home / 249,170,113.14-343,844,348.13-143,315,478.42

Finding the Fourth Proportional to 249,170,113.14, 343,844,348.13 and 143,315,478.42

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Solution

The fourth proportional to 249,170,113.14, 343,844,348.13 and 143,315,478.42 is: 197,769,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,170,113.14 : 343,844,348.13 = 143,315,478.42 : x
  2. Step 2: Convert to fraction form
    249,170,113.14/343,844,348.13 = 143,315,478.42/x
  3. Step 3: Cross multiply
    249,170,113.14x = 343,844,348.13 × 143,315,478.42
  4. Step 4: Simplify right side
    249,170,113.14x = 49,278,217,254,263,976
  5. Step 5: Solve for x
    x = 49,278,217,254,263,976/249,170,113.14
  6. Step 6: Final answer
    x = 197,769,373.84

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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.