Home / 354,294,383.40-531,441,575.10-181,788,634.80

Finding the Fourth Proportional to 354,294,383.40, 531,441,575.10 and 181,788,634.80

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Solution

The fourth proportional to 354,294,383.40, 531,441,575.10 and 181,788,634.80 is: 272,682,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,383.40 : 531,441,575.10 = 181,788,634.80 : x
  2. Step 2: Convert to fraction form
    354,294,383.40/531,441,575.10 = 181,788,634.80/x
  3. Step 3: Cross multiply
    354,294,383.40x = 531,441,575.10 × 181,788,634.80
  4. Step 4: Simplify right side
    354,294,383.40x = 96,610,038,413,390,688
  5. Step 5: Solve for x
    x = 96,610,038,413,390,688/354,294,383.40
  6. Step 6: Final answer
    x = 272,682,952.20

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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.