Home / 170,235,001.80-255,352,502.70-102,154,566.60

Finding the Fourth Proportional to 170,235,001.80, 255,352,502.70 and 102,154,566.60

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Solution

The fourth proportional to 170,235,001.80, 255,352,502.70 and 102,154,566.60 is: 153,231,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,235,001.80 : 255,352,502.70 = 102,154,566.60 : x
  2. Step 2: Convert to fraction form
    170,235,001.80/255,352,502.70 = 102,154,566.60/x
  3. Step 3: Cross multiply
    170,235,001.80x = 255,352,502.70 × 102,154,566.60
  4. Step 4: Simplify right side
    170,235,001.80x = 26,085,424,243,543,828
  5. Step 5: Solve for x
    x = 26,085,424,243,543,828/170,235,001.80
  6. Step 6: Final answer
    x = 153,231,849.90

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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.