Home / 183,840,396.18-253,692,112.86-100,206,686.34

Finding the Fourth Proportional to 183,840,396.18, 253,692,112.86 and 100,206,686.34

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Solution

The fourth proportional to 183,840,396.18, 253,692,112.86 and 100,206,686.34 is: 138,281,066.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,840,396.18 : 253,692,112.86 = 100,206,686.34 : x
  2. Step 2: Convert to fraction form
    183,840,396.18/253,692,112.86 = 100,206,686.34/x
  3. Step 3: Cross multiply
    183,840,396.18x = 253,692,112.86 × 100,206,686.34
  4. Step 4: Simplify right side
    183,840,396.18x = 25,421,645,980,293,904
  5. Step 5: Solve for x
    x = 25,421,645,980,293,904/183,840,396.18
  6. Step 6: Final answer
    x = 138,281,066.13

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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.