Home / 156,861,647.88-234,838,100.13-118,163,079.59

Finding the Fourth Proportional to 156,861,647.88, 234,838,100.13 and 118,163,079.59

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Solution

The fourth proportional to 156,861,647.88, 234,838,100.13 and 118,163,079.59 is: 176,902,343.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,861,647.88 : 234,838,100.13 = 118,163,079.59 : x
  2. Step 2: Convert to fraction form
    156,861,647.88/234,838,100.13 = 118,163,079.59/x
  3. Step 3: Cross multiply
    156,861,647.88x = 234,838,100.13 × 118,163,079.59
  4. Step 4: Simplify right side
    156,861,647.88x = 27,749,193,115,251,388
  5. Step 5: Solve for x
    x = 27,749,193,115,251,388/156,861,647.88
  6. Step 6: Final answer
    x = 176,902,343.50

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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.