Home / 353,256,924.74-487,411,165.37-296,955,726.22

Finding the Fourth Proportional to 353,256,924.74, 487,411,165.37 and 296,955,726.22

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Solution

The fourth proportional to 353,256,924.74, 487,411,165.37 and 296,955,726.22 is: 409,728,802.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,256,924.74 : 487,411,165.37 = 296,955,726.22 : x
  2. Step 2: Convert to fraction form
    353,256,924.74/487,411,165.37 = 296,955,726.22/x
  3. Step 3: Cross multiply
    353,256,924.74x = 487,411,165.37 × 296,955,726.22
  4. Step 4: Simplify right side
    353,256,924.74x = 144,739,536,580,184,896
  5. Step 5: Solve for x
    x = 144,739,536,580,184,896/353,256,924.74
  6. Step 6: Final answer
    x = 409,728,802.02

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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.