Home / 136,705,740.27-205,032,482.73-40,967,628.27

Finding the Fourth Proportional to 136,705,740.27, 205,032,482.73 and 40,967,628.27

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Solution

The fourth proportional to 136,705,740.27, 205,032,482.73 and 40,967,628.27 is: 61,443,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,705,740.27 : 205,032,482.73 = 40,967,628.27 : x
  2. Step 2: Convert to fraction form
    136,705,740.27/205,032,482.73 = 40,967,628.27/x
  3. Step 3: Cross multiply
    136,705,740.27x = 205,032,482.73 × 40,967,628.27
  4. Step 4: Simplify right side
    136,705,740.27x = 8,399,694,535,757,835
  5. Step 5: Solve for x
    x = 8,399,694,535,757,835/136,705,740.27
  6. Step 6: Final answer
    x = 61,443,612.53

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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.