Home / 118,045,644.70-177,068,467.05-93,386,782.30

Finding the Fourth Proportional to 118,045,644.70, 177,068,467.05 and 93,386,782.30

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Solution

The fourth proportional to 118,045,644.70, 177,068,467.05 and 93,386,782.30 is: 140,080,173.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,045,644.70 : 177,068,467.05 = 93,386,782.30 : x
  2. Step 2: Convert to fraction form
    118,045,644.70/177,068,467.05 = 93,386,782.30/x
  3. Step 3: Cross multiply
    118,045,644.70x = 177,068,467.05 × 93,386,782.30
  4. Step 4: Simplify right side
    118,045,644.70x = 16,535,854,384,593,074
  5. Step 5: Solve for x
    x = 16,535,854,384,593,074/118,045,644.70
  6. Step 6: Final answer
    x = 140,080,173.45

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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.