Home / 632,103,733,014.20-872,153,644,402.70-357,749,385,379.20

Finding the Fourth Proportional to 632,103,733,014.20, 872,153,644,402.70 and 357,749,385,379.20

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Solution

The fourth proportional to 632,103,733,014.20, 872,153,644,402.70 and 357,749,385,379.20 is: 493,609,535,816.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,103,733,014.20 : 872,153,644,402.70 = 357,749,385,379.20 : x
  2. Step 2: Convert to fraction form
    632,103,733,014.20/872,153,644,402.70 = 357,749,385,379.20/x
  3. Step 3: Cross multiply
    632,103,733,014.20x = 872,153,644,402.70 × 357,749,385,379.20
  4. Step 4: Simplify right side
    632,103,733,014.20x = 312,012,430,241,295,270,674,432
  5. Step 5: Solve for x
    x = 312,012,430,241,295,270,674,432/632,103,733,014.20
  6. Step 6: Final answer
    x = 493,609,535,816.94

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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.