Home / 140,007,587.20-210,009,998.40-44,269,475.20

Finding the Fourth Proportional to 140,007,587.20, 210,009,998.40 and 44,269,475.20

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Solution

The fourth proportional to 140,007,587.20, 210,009,998.40 and 44,269,475.20 is: 66,403,775.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,007,587.20 : 210,009,998.40 = 44,269,475.20 : x
  2. Step 2: Convert to fraction form
    140,007,587.20/210,009,998.40 = 44,269,475.20/x
  3. Step 3: Cross multiply
    140,007,587.20x = 210,009,998.40 × 44,269,475.20
  4. Step 4: Simplify right side
    140,007,587.20x = 9,297,032,415,920,840
  5. Step 5: Solve for x
    x = 9,297,032,415,920,840/140,007,587.20
  6. Step 6: Final answer
    x = 66,403,775.69

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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.