Home / 211,917,495.95-292,470,385.43-117,841,022.81

Finding the Fourth Proportional to 211,917,495.95, 292,470,385.43 and 117,841,022.81

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Solution

The fourth proportional to 211,917,495.95, 292,470,385.43 and 117,841,022.81 is: 162,634,091.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,917,495.95 : 292,470,385.43 = 117,841,022.81 : x
  2. Step 2: Convert to fraction form
    211,917,495.95/292,470,385.43 = 117,841,022.81/x
  3. Step 3: Cross multiply
    211,917,495.95x = 292,470,385.43 × 117,841,022.81
  4. Step 4: Simplify right side
    211,917,495.95x = 34,465,009,360,116,920
  5. Step 5: Solve for x
    x = 34,465,009,360,116,920/211,917,495.95
  6. Step 6: Final answer
    x = 162,634,091.19

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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.