Home / 339,287,311.81-468,254,403.44-205,398,998.58

Finding the Fourth Proportional to 339,287,311.81, 468,254,403.44 and 205,398,998.58

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Solution

The fourth proportional to 339,287,311.81, 468,254,403.44 and 205,398,998.58 is: 283,473,570.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,287,311.81 : 468,254,403.44 = 205,398,998.58 : x
  2. Step 2: Convert to fraction form
    339,287,311.81/468,254,403.44 = 205,398,998.58/x
  3. Step 3: Cross multiply
    339,287,311.81x = 468,254,403.44 × 205,398,998.58
  4. Step 4: Simplify right side
    339,287,311.81x = 96,178,985,547,251,312
  5. Step 5: Solve for x
    x = 96,178,985,547,251,312/339,287,311.81
  6. Step 6: Final answer
    x = 283,473,570.04

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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.