Home / 375,632,402.80-563,448,604.20-258,731,129.20

Finding the Fourth Proportional to 375,632,402.80, 563,448,604.20 and 258,731,129.20

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Solution

The fourth proportional to 375,632,402.80, 563,448,604.20 and 258,731,129.20 is: 388,096,693.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,632,402.80 : 563,448,604.20 = 258,731,129.20 : x
  2. Step 2: Convert to fraction form
    375,632,402.80/563,448,604.20 = 258,731,129.20/x
  3. Step 3: Cross multiply
    375,632,402.80x = 563,448,604.20 × 258,731,129.20
  4. Step 4: Simplify right side
    375,632,402.80x = 145,781,693,610,829,856
  5. Step 5: Solve for x
    x = 145,781,693,610,829,856/375,632,402.80
  6. Step 6: Final answer
    x = 388,096,693.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.