Home / 292,214,666.38-403,251,255.40-158,251,494.51

Finding the Fourth Proportional to 292,214,666.38, 403,251,255.40 and 158,251,494.51

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Solution

The fourth proportional to 292,214,666.38, 403,251,255.40 and 158,251,494.51 is: 218,384,363.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,214,666.38 : 403,251,255.40 = 158,251,494.51 : x
  2. Step 2: Convert to fraction form
    292,214,666.38/403,251,255.40 = 158,251,494.51/x
  3. Step 3: Cross multiply
    292,214,666.38x = 403,251,255.40 × 158,251,494.51
  4. Step 4: Simplify right side
    292,214,666.38x = 63,815,113,830,083,704
  5. Step 5: Solve for x
    x = 63,815,113,830,083,704/292,214,666.38
  6. Step 6: Final answer
    x = 218,384,363.18

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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.