Home / 136,400,019.96-188,232,103.08-73,676,117.64

Finding the Fourth Proportional to 136,400,019.96, 188,232,103.08 and 73,676,117.64

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Solution

The fourth proportional to 136,400,019.96, 188,232,103.08 and 73,676,117.64 is: 101,673,083.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,400,019.96 : 188,232,103.08 = 73,676,117.64 : x
  2. Step 2: Convert to fraction form
    136,400,019.96/188,232,103.08 = 73,676,117.64/x
  3. Step 3: Cross multiply
    136,400,019.96x = 188,232,103.08 × 73,676,117.64
  4. Step 4: Simplify right side
    136,400,019.96x = 13,868,210,570,146,688
  5. Step 5: Solve for x
    x = 13,868,210,570,146,688/136,400,019.96
  6. Step 6: Final answer
    x = 101,673,083.14

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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.