Home / 193,088,265.30-289,968,321.15-102,389,001.30

Finding the Fourth Proportional to 193,088,265.30, 289,968,321.15 and 102,389,001.30

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Solution

The fourth proportional to 193,088,265.30, 289,968,321.15 and 102,389,001.30 is: 153,761,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,088,265.30 : 289,968,321.15 = 102,389,001.30 : x
  2. Step 2: Convert to fraction form
    193,088,265.30/289,968,321.15 = 102,389,001.30/x
  3. Step 3: Cross multiply
    193,088,265.30x = 289,968,321.15 × 102,389,001.30
  4. Step 4: Simplify right side
    193,088,265.30x = 29,689,566,811,186,164
  5. Step 5: Solve for x
    x = 29,689,566,811,186,164/193,088,265.30
  6. Step 6: Final answer
    x = 153,761,632.10

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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.