Home / 373,755,155.46-515,766,502.50-214,973,203.38

Finding the Fourth Proportional to 373,755,155.46, 515,766,502.50 and 214,973,203.38

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Solution

The fourth proportional to 373,755,155.46, 515,766,502.50 and 214,973,203.38 is: 296,654,041.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,755,155.46 : 515,766,502.50 = 214,973,203.38 : x
  2. Step 2: Convert to fraction form
    373,755,155.46/515,766,502.50 = 214,973,203.38/x
  3. Step 3: Cross multiply
    373,755,155.46x = 515,766,502.50 × 214,973,203.38
  4. Step 4: Simplify right side
    373,755,155.46x = 110,875,977,238,523,776
  5. Step 5: Solve for x
    x = 110,875,977,238,523,776/373,755,155.46
  6. Step 6: Final answer
    x = 296,654,041.07

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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.