Home / 222,656,779.20-334,657,015.20-193,095,537.60

Finding the Fourth Proportional to 222,656,779.20, 334,657,015.20 and 193,095,537.60

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Solution

The fourth proportional to 222,656,779.20, 334,657,015.20 and 193,095,537.60 is: 290,225,954.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,656,779.20 : 334,657,015.20 = 193,095,537.60 : x
  2. Step 2: Convert to fraction form
    222,656,779.20/334,657,015.20 = 193,095,537.60/x
  3. Step 3: Cross multiply
    222,656,779.20x = 334,657,015.20 × 193,095,537.60
  4. Step 4: Simplify right side
    222,656,779.20x = 64,620,776,261,655,368
  5. Step 5: Solve for x
    x = 64,620,776,261,655,368/222,656,779.20
  6. Step 6: Final answer
    x = 290,225,954.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.