Home / 632,103,733,022.04-872,153,644,413.45-357,749,385,387.03

Finding the Fourth Proportional to 632,103,733,022.04, 872,153,644,413.45 and 357,749,385,387.03

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Solution

The fourth proportional to 632,103,733,022.04, 872,153,644,413.45 and 357,749,385,387.03 is: 493,609,535,827.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,103,733,022.04 : 872,153,644,413.45 = 357,749,385,387.03 : x
  2. Step 2: Convert to fraction form
    632,103,733,022.04/872,153,644,413.45 = 357,749,385,387.03/x
  3. Step 3: Cross multiply
    632,103,733,022.04x = 872,153,644,413.45 × 357,749,385,387.03
  4. Step 4: Simplify right side
    632,103,733,022.04x = 312,012,430,251,970,076,344,320
  5. Step 5: Solve for x
    x = 312,012,430,251,970,076,344,320/632,103,733,022.04
  6. Step 6: Final answer
    x = 493,609,535,827.71

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Double scale
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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.