Home / 211,772,938.48-292,253,752.32-117,691,050.94

Finding the Fourth Proportional to 211,772,938.48, 292,253,752.32 and 117,691,050.94

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Solution

The fourth proportional to 211,772,938.48, 292,253,752.32 and 117,691,050.94 is: 162,417,594.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,772,938.48 : 292,253,752.32 = 117,691,050.94 : x
  2. Step 2: Convert to fraction form
    211,772,938.48/292,253,752.32 = 117,691,050.94/x
  3. Step 3: Cross multiply
    211,772,938.48x = 292,253,752.32 × 117,691,050.94
  4. Step 4: Simplify right side
    211,772,938.48x = 34,395,651,251,699,260
  5. Step 5: Solve for x
    x = 34,395,651,251,699,260/211,772,938.48
  6. Step 6: Final answer
    x = 162,417,594.52

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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.