Home / 386,256,744.70-579,385,117.05-182,183,400.70

Finding the Fourth Proportional to 386,256,744.70, 579,385,117.05 and 182,183,400.70

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Solution

The fourth proportional to 386,256,744.70, 579,385,117.05 and 182,183,400.70 is: 273,275,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,256,744.70 : 579,385,117.05 = 182,183,400.70 : x
  2. Step 2: Convert to fraction form
    386,256,744.70/579,385,117.05 = 182,183,400.70/x
  3. Step 3: Cross multiply
    386,256,744.70x = 579,385,117.05 × 182,183,400.70
  4. Step 4: Simplify right side
    386,256,744.70x = 105,554,350,939,136,544
  5. Step 5: Solve for x
    x = 105,554,350,939,136,544/386,256,744.70
  6. Step 6: Final answer
    x = 273,275,101.05

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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.