Home / 105,714,645.40-158,524,728.90-40,996,941.40

Finding the Fourth Proportional to 105,714,645.40, 158,524,728.90 and 40,996,941.40

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Solution

The fourth proportional to 105,714,645.40, 158,524,728.90 and 40,996,941.40 is: 61,477,092.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,714,645.40 : 158,524,728.90 = 40,996,941.40 : x
  2. Step 2: Convert to fraction form
    105,714,645.40/158,524,728.90 = 40,996,941.40/x
  3. Step 3: Cross multiply
    105,714,645.40x = 158,524,728.90 × 40,996,941.40
  4. Step 4: Simplify right side
    105,714,645.40x = 6,499,029,021,164,186
  5. Step 5: Solve for x
    x = 6,499,029,021,164,186/105,714,645.40
  6. Step 6: Final answer
    x = 61,477,092.38

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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.