Home / 438,305,631.23-604,862,097.20-237,364,065.42

Finding the Fourth Proportional to 438,305,631.23, 604,862,097.20 and 237,364,065.42

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Solution

The fourth proportional to 438,305,631.23, 604,862,097.20 and 237,364,065.42 is: 327,562,586.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,305,631.23 : 604,862,097.20 = 237,364,065.42 : x
  2. Step 2: Convert to fraction form
    438,305,631.23/604,862,097.20 = 237,364,065.42/x
  3. Step 3: Cross multiply
    438,305,631.23x = 604,862,097.20 × 237,364,065.42
  4. Step 4: Simplify right side
    438,305,631.23x = 143,572,526,405,648,080
  5. Step 5: Solve for x
    x = 143,572,526,405,648,080/438,305,631.23
  6. Step 6: Final answer
    x = 327,562,586.87

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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.