Home / 118,138,328.40-177,190,903.80-37,367,461.20

Finding the Fourth Proportional to 118,138,328.40, 177,190,903.80 and 37,367,461.20

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Solution

The fourth proportional to 118,138,328.40, 177,190,903.80 and 37,367,461.20 is: 56,045,944.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,138,328.40 : 177,190,903.80 = 37,367,461.20 : x
  2. Step 2: Convert to fraction form
    118,138,328.40/177,190,903.80 = 37,367,461.20/x
  3. Step 3: Cross multiply
    118,138,328.40x = 177,190,903.80 × 37,367,461.20
  4. Step 4: Simplify right side
    118,138,328.40x = 6,621,174,222,739,434
  5. Step 5: Solve for x
    x = 6,621,174,222,739,434/118,138,328.40
  6. Step 6: Final answer
    x = 56,045,944.72

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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.