Home / 464,658,871.59-641,204,902.58-255,774,215.07

Finding the Fourth Proportional to 464,658,871.59, 641,204,902.58 and 255,774,215.07

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Solution

The fourth proportional to 464,658,871.59, 641,204,902.58 and 255,774,215.07 is: 352,955,018.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,658,871.59 : 641,204,902.58 = 255,774,215.07 : x
  2. Step 2: Convert to fraction form
    464,658,871.59/641,204,902.58 = 255,774,215.07/x
  3. Step 3: Cross multiply
    464,658,871.59x = 641,204,902.58 × 255,774,215.07
  4. Step 4: Simplify right side
    464,658,871.59x = 164,003,680,655,156,448
  5. Step 5: Solve for x
    x = 164,003,680,655,156,448/464,658,871.59
  6. Step 6: Final answer
    x = 352,955,018.58

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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.