Home / 187,307,732,347.89-258,477,982,696.93-106,015,809,940.16

Finding the Fourth Proportional to 187,307,732,347.89, 258,477,982,696.93 and 106,015,809,940.16

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Solution

The fourth proportional to 187,307,732,347.89, 258,477,982,696.93 and 106,015,809,940.16 is: 146,298,032,354.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,307,732,347.89 : 258,477,982,696.93 = 106,015,809,940.16 : x
  2. Step 2: Convert to fraction form
    187,307,732,347.89/258,477,982,696.93 = 106,015,809,940.16/x
  3. Step 3: Cross multiply
    187,307,732,347.89x = 258,477,982,696.93 × 106,015,809,940.16
  4. Step 4: Simplify right side
    187,307,732,347.89x = 27,402,752,687,313,696,849,920
  5. Step 5: Solve for x
    x = 27,402,752,687,313,696,849,920/187,307,732,347.89
  6. Step 6: Final answer
    x = 146,298,032,354.68

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1.5x scale

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.