Home / 137,266,975.12-205,900,288.80-35,031,015.04

Finding the Fourth Proportional to 137,266,975.12, 205,900,288.80 and 35,031,015.04

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Solution

The fourth proportional to 137,266,975.12, 205,900,288.80 and 35,031,015.04 is: 52,546,478.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,266,975.12 : 205,900,288.80 = 35,031,015.04 : x
  2. Step 2: Convert to fraction form
    137,266,975.12/205,900,288.80 = 35,031,015.04/x
  3. Step 3: Cross multiply
    137,266,975.12x = 205,900,288.80 × 35,031,015.04
  4. Step 4: Simplify right side
    137,266,975.12x = 7,212,896,113,693,144
  5. Step 5: Solve for x
    x = 7,212,896,113,693,144/137,266,975.12
  6. Step 6: Final answer
    x = 52,546,478.19

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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.