Home / 156,717,134.80-235,108,879.80-47,533,339.60

Finding the Fourth Proportional to 156,717,134.80, 235,108,879.80 and 47,533,339.60

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Solution

The fourth proportional to 156,717,134.80, 235,108,879.80 and 47,533,339.60 is: 71,310,072.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,717,134.80 : 235,108,879.80 = 47,533,339.60 : x
  2. Step 2: Convert to fraction form
    156,717,134.80/235,108,879.80 = 47,533,339.60/x
  3. Step 3: Cross multiply
    156,717,134.80x = 235,108,879.80 × 47,533,339.60
  4. Step 4: Simplify right side
    156,717,134.80x = 11,175,510,226,508,980
  5. Step 5: Solve for x
    x = 11,175,510,226,508,980/156,717,134.80
  6. Step 6: Final answer
    x = 71,310,072.38

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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.