Home / 671,042,100,078.80-926,038,062,693.68-362,393,429,394.16

Finding the Fourth Proportional to 671,042,100,078.80, 926,038,062,693.68 and 362,393,429,394.16

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Solution

The fourth proportional to 671,042,100,078.80, 926,038,062,693.68 and 362,393,429,394.16 is: 500,102,913,438.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,042,100,078.80 : 926,038,062,693.68 = 362,393,429,394.16 : x
  2. Step 2: Convert to fraction form
    671,042,100,078.80/926,038,062,693.68 = 362,393,429,394.16/x
  3. Step 3: Cross multiply
    671,042,100,078.80x = 926,038,062,693.68 × 362,393,429,394.16
  4. Step 4: Simplify right side
    671,042,100,078.80x = 335,590,109,289,086,860,656,640
  5. Step 5: Solve for x
    x = 335,590,109,289,086,860,656,640/671,042,100,078.80
  6. Step 6: Final answer
    x = 500,102,913,438.19

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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.