Home / 169,326,288,003.60-253,989,432,005.40-137,980,622,365.20

Finding the Fourth Proportional to 169,326,288,003.60, 253,989,432,005.40 and 137,980,622,365.20

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Solution

The fourth proportional to 169,326,288,003.60, 253,989,432,005.40 and 137,980,622,365.20 is: 206,970,933,547.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,326,288,003.60 : 253,989,432,005.40 = 137,980,622,365.20 : x
  2. Step 2: Convert to fraction form
    169,326,288,003.60/253,989,432,005.40 = 137,980,622,365.20/x
  3. Step 3: Cross multiply
    169,326,288,003.60x = 253,989,432,005.40 × 137,980,622,365.20
  4. Step 4: Simplify right side
    169,326,288,003.60x = 35,045,619,902,288,744,153,088
  5. Step 5: Solve for x
    x = 35,045,619,902,288,744,153,088/169,326,288,003.60
  6. Step 6: Final answer
    x = 206,970,933,547.80

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1.5x scale

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.