Home / 161,287,506.40-241,776,430.80-53,526,661.60

Finding the Fourth Proportional to 161,287,506.40, 241,776,430.80 and 53,526,661.60

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Solution

The fourth proportional to 161,287,506.40, 241,776,430.80 and 53,526,661.60 is: 80,238,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,287,506.40 : 241,776,430.80 = 53,526,661.60 : x
  2. Step 2: Convert to fraction form
    161,287,506.40/241,776,430.80 = 53,526,661.60/x
  3. Step 3: Cross multiply
    161,287,506.40x = 241,776,430.80 × 53,526,661.60
  4. Step 4: Simplify right side
    161,287,506.40x = 12,941,485,194,287,418
  5. Step 5: Solve for x
    x = 12,941,485,194,287,418/161,287,506.40
  6. Step 6: Final answer
    x = 80,238,609.20

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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.