Home / 448,448,975.88-619,165,586.52-290,063,024.16

Finding the Fourth Proportional to 448,448,975.88, 619,165,586.52 and 290,063,024.16

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Solution

The fourth proportional to 448,448,975.88, 619,165,586.52 and 290,063,024.16 is: 400,484,898.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,448,975.88 : 619,165,586.52 = 290,063,024.16 : x
  2. Step 2: Convert to fraction form
    448,448,975.88/619,165,586.52 = 290,063,024.16/x
  3. Step 3: Cross multiply
    448,448,975.88x = 619,165,586.52 × 290,063,024.16
  4. Step 4: Simplify right side
    448,448,975.88x = 179,597,042,481,791,328
  5. Step 5: Solve for x
    x = 179,597,042,481,791,328/448,448,975.88
  6. Step 6: Final answer
    x = 400,484,898.26

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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.