Home / 136,788,017.24-188,626,371.65-117,007,263.08

Finding the Fourth Proportional to 136,788,017.24, 188,626,371.65 and 117,007,263.08

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Solution

The fourth proportional to 136,788,017.24, 188,626,371.65 and 117,007,263.08 is: 161,349,334.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,788,017.24 : 188,626,371.65 = 117,007,263.08 : x
  2. Step 2: Convert to fraction form
    136,788,017.24/188,626,371.65 = 117,007,263.08/x
  3. Step 3: Cross multiply
    136,788,017.24x = 188,626,371.65 × 117,007,263.08
  4. Step 4: Simplify right side
    136,788,017.24x = 22,070,655,489,949,236
  5. Step 5: Solve for x
    x = 22,070,655,489,949,236/136,788,017.24
  6. Step 6: Final answer
    x = 161,349,334.07

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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.