Home / 140,899,514.40-211,349,271.60-83,362,168.80

Finding the Fourth Proportional to 140,899,514.40, 211,349,271.60 and 83,362,168.80

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Solution

The fourth proportional to 140,899,514.40, 211,349,271.60 and 83,362,168.80 is: 125,043,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,899,514.40 : 211,349,271.60 = 83,362,168.80 : x
  2. Step 2: Convert to fraction form
    140,899,514.40/211,349,271.60 = 83,362,168.80/x
  3. Step 3: Cross multiply
    140,899,514.40x = 211,349,271.60 × 83,362,168.80
  4. Step 4: Simplify right side
    140,899,514.40x = 17,618,533,654,876,244
  5. Step 5: Solve for x
    x = 17,618,533,654,876,244/140,899,514.40
  6. Step 6: Final answer
    x = 125,043,253.20

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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.