Home / 137,359,935.40-206,039,903.10-35,131,973.80

Finding the Fourth Proportional to 137,359,935.40, 206,039,903.10 and 35,131,973.80

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Solution

The fourth proportional to 137,359,935.40, 206,039,903.10 and 35,131,973.80 is: 52,697,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,359,935.40 : 206,039,903.10 = 35,131,973.80 : x
  2. Step 2: Convert to fraction form
    137,359,935.40/206,039,903.10 = 35,131,973.80/x
  3. Step 3: Cross multiply
    137,359,935.40x = 206,039,903.10 × 35,131,973.80
  4. Step 4: Simplify right side
    137,359,935.40x = 7,238,588,477,463,738
  5. Step 5: Solve for x
    x = 7,238,588,477,463,738/137,359,935.40
  6. Step 6: Final answer
    x = 52,697,960.70

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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.