Home / 137,933,338,889.40-206,900,008,334.10-100,740,971,945.40

Finding the Fourth Proportional to 137,933,338,889.40, 206,900,008,334.10 and 100,740,971,945.40

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Solution

The fourth proportional to 137,933,338,889.40, 206,900,008,334.10 and 100,740,971,945.40 is: 151,111,457,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,933,338,889.40 : 206,900,008,334.10 = 100,740,971,945.40 : x
  2. Step 2: Convert to fraction form
    137,933,338,889.40/206,900,008,334.10 = 100,740,971,945.40/x
  3. Step 3: Cross multiply
    137,933,338,889.40x = 206,900,008,334.10 × 100,740,971,945.40
  4. Step 4: Simplify right side
    137,933,338,889.40x = 20,843,307,935,088,592,814,080
  5. Step 5: Solve for x
    x = 20,843,307,935,088,592,814,080/137,933,338,889.40
  6. Step 6: Final answer
    x = 151,111,457,918.10

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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.