Home / 104,946,008.70-157,419,013.05-100,694,480.70

Finding the Fourth Proportional to 104,946,008.70, 157,419,013.05 and 100,694,480.70

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Solution

The fourth proportional to 104,946,008.70, 157,419,013.05 and 100,694,480.70 is: 151,041,721.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,946,008.70 : 157,419,013.05 = 100,694,480.70 : x
  2. Step 2: Convert to fraction form
    104,946,008.70/157,419,013.05 = 100,694,480.70/x
  3. Step 3: Cross multiply
    104,946,008.70x = 157,419,013.05 × 100,694,480.70
  4. Step 4: Simplify right side
    104,946,008.70x = 15,851,225,771,376,274
  5. Step 5: Solve for x
    x = 15,851,225,771,376,274/104,946,008.70
  6. Step 6: Final answer
    x = 151,041,721.05

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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.