Home / 156,603,274.76-234,902,423.82-38,429,303.24

Finding the Fourth Proportional to 156,603,274.76, 234,902,423.82 and 38,429,303.24

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Solution

The fourth proportional to 156,603,274.76, 234,902,423.82 and 38,429,303.24 is: 57,643,344.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,603,274.76 : 234,902,423.82 = 38,429,303.24 : x
  2. Step 2: Convert to fraction form
    156,603,274.76/234,902,423.82 = 38,429,303.24/x
  3. Step 3: Cross multiply
    156,603,274.76x = 234,902,423.82 × 38,429,303.24
  4. Step 4: Simplify right side
    156,603,274.76x = 9,027,136,476,789,780
  5. Step 5: Solve for x
    x = 9,027,136,476,789,780/156,603,274.76
  6. Step 6: Final answer
    x = 57,643,344.24

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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.