Home / 140,121,926.10-210,202,977.15-43,085,783.70

Finding the Fourth Proportional to 140,121,926.10, 210,202,977.15 and 43,085,783.70

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Solution

The fourth proportional to 140,121,926.10, 210,202,977.15 and 43,085,783.70 is: 64,634,852.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,121,926.10 : 210,202,977.15 = 43,085,783.70 : x
  2. Step 2: Convert to fraction form
    140,121,926.10/210,202,977.15 = 43,085,783.70/x
  3. Step 3: Cross multiply
    140,121,926.10x = 210,202,977.15 × 43,085,783.70
  4. Step 4: Simplify right side
    140,121,926.10x = 9,056,760,006,580,944
  5. Step 5: Solve for x
    x = 9,056,760,006,580,944/140,121,926.10
  6. Step 6: Final answer
    x = 64,634,852.37

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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.