Home / 218,444,298.56-301,447,376.16-120,657,055.04

Finding the Fourth Proportional to 218,444,298.56, 301,447,376.16 and 120,657,055.04

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Solution

The fourth proportional to 218,444,298.56, 301,447,376.16 and 120,657,055.04 is: 166,503,556.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,444,298.56 : 301,447,376.16 = 120,657,055.04 : x
  2. Step 2: Convert to fraction form
    218,444,298.56/301,447,376.16 = 120,657,055.04/x
  3. Step 3: Cross multiply
    218,444,298.56x = 301,447,376.16 × 120,657,055.04
  4. Step 4: Simplify right side
    218,444,298.56x = 36,371,752,657,000,712
  5. Step 5: Solve for x
    x = 36,371,752,657,000,712/218,444,298.56
  6. Step 6: Final answer
    x = 166,503,556.73

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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.