Home / 170,227,938.30-255,341,907.45-118,271,816.70

Finding the Fourth Proportional to 170,227,938.30, 255,341,907.45 and 118,271,816.70

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Solution

The fourth proportional to 170,227,938.30, 255,341,907.45 and 118,271,816.70 is: 177,407,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,227,938.30 : 255,341,907.45 = 118,271,816.70 : x
  2. Step 2: Convert to fraction form
    170,227,938.30/255,341,907.45 = 118,271,816.70/x
  3. Step 3: Cross multiply
    170,227,938.30x = 255,341,907.45 × 118,271,816.70
  4. Step 4: Simplify right side
    170,227,938.30x = 30,199,751,273,754,764
  5. Step 5: Solve for x
    x = 30,199,751,273,754,764/170,227,938.30
  6. Step 6: Final answer
    x = 177,407,725.05

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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.