Home / 161,287,566.40-241,776,520.80-53,526,721.60

Finding the Fourth Proportional to 161,287,566.40, 241,776,520.80 and 53,526,721.60

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Solution

The fourth proportional to 161,287,566.40, 241,776,520.80 and 53,526,721.60 is: 80,238,699.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,287,566.40 : 241,776,520.80 = 53,526,721.60 : x
  2. Step 2: Convert to fraction form
    161,287,566.40/241,776,520.80 = 53,526,721.60/x
  3. Step 3: Cross multiply
    161,287,566.40x = 241,776,520.80 × 53,526,721.60
  4. Step 4: Simplify right side
    161,287,566.40x = 12,941,504,518,278,210
  5. Step 5: Solve for x
    x = 12,941,504,518,278,210/161,287,566.40
  6. Step 6: Final answer
    x = 80,238,699.16

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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.