Home / 102,412,924.80-153,404,769.60-47,872,060.80

Finding the Fourth Proportional to 102,412,924.80, 153,404,769.60 and 47,872,060.80

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Solution

The fourth proportional to 102,412,924.80, 153,404,769.60 and 47,872,060.80 is: 71,707,770.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,412,924.80 : 153,404,769.60 = 47,872,060.80 : x
  2. Step 2: Convert to fraction form
    102,412,924.80/153,404,769.60 = 47,872,060.80/x
  3. Step 3: Cross multiply
    102,412,924.80x = 153,404,769.60 × 47,872,060.80
  4. Step 4: Simplify right side
    102,412,924.80x = 7,343,802,457,301,191
  5. Step 5: Solve for x
    x = 7,343,802,457,301,191/102,412,924.80
  6. Step 6: Final answer
    x = 71,707,770.01

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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.