Home / 405,053,548.62-558,962,345.07-237,787,120.14

Finding the Fourth Proportional to 405,053,548.62, 558,962,345.07 and 237,787,120.14

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Solution

The fourth proportional to 405,053,548.62, 558,962,345.07 and 237,787,120.14 is: 328,139,444.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,053,548.62 : 558,962,345.07 = 237,787,120.14 : x
  2. Step 2: Convert to fraction form
    405,053,548.62/558,962,345.07 = 237,787,120.14/x
  3. Step 3: Cross multiply
    405,053,548.62x = 558,962,345.07 × 237,787,120.14
  4. Step 4: Simplify right side
    405,053,548.62x = 132,914,046,300,896,224
  5. Step 5: Solve for x
    x = 132,914,046,300,896,224/405,053,548.62
  6. Step 6: Final answer
    x = 328,139,444.16

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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.