Home / 354,359,402.48-531,564,644.54-136,009,744.90

Finding the Fourth Proportional to 354,359,402.48, 531,564,644.54 and 136,009,744.90

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Solution

The fourth proportional to 354,359,402.48, 531,564,644.54 and 136,009,744.90 is: 204,024,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,359,402.48 : 531,564,644.54 = 136,009,744.90 : x
  2. Step 2: Convert to fraction form
    354,359,402.48/531,564,644.54 = 136,009,744.90/x
  3. Step 3: Cross multiply
    354,359,402.48x = 531,564,644.54 × 136,009,744.90
  4. Step 4: Simplify right side
    354,359,402.48x = 72,297,971,699,735,632
  5. Step 5: Solve for x
    x = 72,297,971,699,735,632/354,359,402.48
  6. Step 6: Final answer
    x = 204,024,420.39

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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.