Home / 655,596,295.02-904,725,238.82-358,238,531.03

Finding the Fourth Proportional to 655,596,295.02, 904,725,238.82 and 358,238,531.03

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Solution

The fourth proportional to 655,596,295.02, 904,725,238.82 and 358,238,531.03 is: 494,370,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,596,295.02 : 904,725,238.82 = 358,238,531.03 : x
  2. Step 2: Convert to fraction form
    655,596,295.02/904,725,238.82 = 358,238,531.03/x
  3. Step 3: Cross multiply
    655,596,295.02x = 904,725,238.82 × 358,238,531.03
  4. Step 4: Simplify right side
    655,596,295.02x = 324,107,440,534,327,936
  5. Step 5: Solve for x
    x = 324,107,440,534,327,936/655,596,295.02
  6. Step 6: Final answer
    x = 494,370,457.85

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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.