Home / 153,959,099.70-230,973,116.70-51,720,348.90

Finding the Fourth Proportional to 153,959,099.70, 230,973,116.70 and 51,720,348.90

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Solution

The fourth proportional to 153,959,099.70, 230,973,116.70 and 51,720,348.90 is: 77,592,102.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,959,099.70 : 230,973,116.70 = 51,720,348.90 : x
  2. Step 2: Convert to fraction form
    153,959,099.70/230,973,116.70 = 51,720,348.90/x
  3. Step 3: Cross multiply
    153,959,099.70x = 230,973,116.70 × 51,720,348.90
  4. Step 4: Simplify right side
    153,959,099.70x = 11,946,010,182,244,416
  5. Step 5: Solve for x
    x = 11,946,010,182,244,416/153,959,099.70
  6. Step 6: Final answer
    x = 77,592,102.09

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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.