Home / 203,437,779.03-305,127,923.76-65,245,426.47

Finding the Fourth Proportional to 203,437,779.03, 305,127,923.76 and 65,245,426.47

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Solution

The fourth proportional to 203,437,779.03, 305,127,923.76 and 65,245,426.47 is: 97,858,920.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,437,779.03 : 305,127,923.76 = 65,245,426.47 : x
  2. Step 2: Convert to fraction form
    203,437,779.03/305,127,923.76 = 65,245,426.47/x
  3. Step 3: Cross multiply
    203,437,779.03x = 305,127,923.76 × 65,245,426.47
  4. Step 4: Simplify right side
    203,437,779.03x = 19,908,201,513,626,844
  5. Step 5: Solve for x
    x = 19,908,201,513,626,844/203,437,779.03
  6. Step 6: Final answer
    x = 97,858,920.84

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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.