Home / 169,128,021.40-253,692,032.10-96,568,610.20

Finding the Fourth Proportional to 169,128,021.40, 253,692,032.10 and 96,568,610.20

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Solution

The fourth proportional to 169,128,021.40, 253,692,032.10 and 96,568,610.20 is: 144,852,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,128,021.40 : 253,692,032.10 = 96,568,610.20 : x
  2. Step 2: Convert to fraction form
    169,128,021.40/253,692,032.10 = 96,568,610.20/x
  3. Step 3: Cross multiply
    169,128,021.40x = 253,692,032.10 × 96,568,610.20
  4. Step 4: Simplify right side
    169,128,021.40x = 24,498,686,958,710,788
  5. Step 5: Solve for x
    x = 24,498,686,958,710,788/169,128,021.40
  6. Step 6: Final answer
    x = 144,852,915.30

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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.