Home / 133,063,705.65-183,807,643.21-100,271,827.65

Finding the Fourth Proportional to 133,063,705.65, 183,807,643.21 and 100,271,827.65

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Solution

The fourth proportional to 133,063,705.65, 183,807,643.21 and 100,271,827.65 is: 138,510,559.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,063,705.65 : 183,807,643.21 = 100,271,827.65 : x
  2. Step 2: Convert to fraction form
    133,063,705.65/183,807,643.21 = 100,271,827.65/x
  3. Step 3: Cross multiply
    133,063,705.65x = 183,807,643.21 × 100,271,827.65
  4. Step 4: Simplify right side
    133,063,705.65x = 18,430,728,320,705,816
  5. Step 5: Solve for x
    x = 18,430,728,320,705,816/133,063,705.65
  6. Step 6: Final answer
    x = 138,510,559.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.