Home / 459,699,579.09-634,398,816.42-250,869,172.86

Finding the Fourth Proportional to 459,699,579.09, 634,398,816.42 and 250,869,172.86

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Solution

The fourth proportional to 459,699,579.09, 634,398,816.42 and 250,869,172.86 is: 346,206,769.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,699,579.09 : 634,398,816.42 = 250,869,172.86 : x
  2. Step 2: Convert to fraction form
    459,699,579.09/634,398,816.42 = 250,869,172.86/x
  3. Step 3: Cross multiply
    459,699,579.09x = 634,398,816.42 × 250,869,172.86
  4. Step 4: Simplify right side
    459,699,579.09x = 159,151,106,338,648,384
  5. Step 5: Solve for x
    x = 159,151,106,338,648,384/459,699,579.09
  6. Step 6: Final answer
    x = 346,206,769.76

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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.