Home / 187,307,732,349.90-258,477,982,699.68-106,015,809,942.16

Finding the Fourth Proportional to 187,307,732,349.90, 258,477,982,699.68 and 106,015,809,942.16

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Solution

The fourth proportional to 187,307,732,349.90, 258,477,982,699.68 and 106,015,809,942.16 is: 146,298,032,357.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,307,732,349.90 : 258,477,982,699.68 = 106,015,809,942.16 : x
  2. Step 2: Convert to fraction form
    187,307,732,349.90/258,477,982,699.68 = 106,015,809,942.16/x
  3. Step 3: Cross multiply
    187,307,732,349.90x = 258,477,982,699.68 × 106,015,809,942.16
  4. Step 4: Simplify right side
    187,307,732,349.90x = 27,402,752,688,122,195,083,264
  5. Step 5: Solve for x
    x = 27,402,752,688,122,195,083,264/187,307,732,349.90
  6. Step 6: Final answer
    x = 146,298,032,357.43

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Double scale
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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.