Home / 118,429,410.60-177,942,714.30-75,319,266.60

Finding the Fourth Proportional to 118,429,410.60, 177,942,714.30 and 75,319,266.60

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Solution

The fourth proportional to 118,429,410.60, 177,942,714.30 and 75,319,266.60 is: 113,168,803.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,429,410.60 : 177,942,714.30 = 75,319,266.60 : x
  2. Step 2: Convert to fraction form
    118,429,410.60/177,942,714.30 = 75,319,266.60/x
  3. Step 3: Cross multiply
    118,429,410.60x = 177,942,714.30 × 75,319,266.60
  4. Step 4: Simplify right side
    118,429,410.60x = 13,402,514,737,889,332
  5. Step 5: Solve for x
    x = 13,402,514,737,889,332/118,429,410.60
  6. Step 6: Final answer
    x = 113,168,803.85

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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.