Home / 172,684,292.18-238,307,454.69-94,371,159.38

Finding the Fourth Proportional to 172,684,292.18, 238,307,454.69 and 94,371,159.38

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Solution

The fourth proportional to 172,684,292.18, 238,307,454.69 and 94,371,159.38 is: 130,233,911.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,684,292.18 : 238,307,454.69 = 94,371,159.38 : x
  2. Step 2: Convert to fraction form
    172,684,292.18/238,307,454.69 = 94,371,159.38/x
  3. Step 3: Cross multiply
    172,684,292.18x = 238,307,454.69 × 94,371,159.38
  4. Step 4: Simplify right side
    172,684,292.18x = 22,489,350,787,992,116
  5. Step 5: Solve for x
    x = 22,489,350,787,992,116/172,684,292.18
  6. Step 6: Final answer
    x = 130,233,911.28

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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.