Home / 632,103,733,017.02-872,153,644,406.62-357,749,385,382.01

Finding the Fourth Proportional to 632,103,733,017.02, 872,153,644,406.62 and 357,749,385,382.01

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Solution

The fourth proportional to 632,103,733,017.02, 872,153,644,406.62 and 357,749,385,382.01 is: 493,609,535,820.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,103,733,017.02 : 872,153,644,406.62 = 357,749,385,382.01 : x
  2. Step 2: Convert to fraction form
    632,103,733,017.02/872,153,644,406.62 = 357,749,385,382.01/x
  3. Step 3: Cross multiply
    632,103,733,017.02x = 872,153,644,406.62 × 357,749,385,382.01
  4. Step 4: Simplify right side
    632,103,733,017.02x = 312,012,430,245,148,393,209,856
  5. Step 5: Solve for x
    x = 312,012,430,245,148,393,209,856/632,103,733,017.02
  6. Step 6: Final answer
    x = 493,609,535,820.84

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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.