Home / 85,599,116.16-118,127,450.08-50,307,446.16

Finding the Fourth Proportional to 85,599,116.16, 118,127,450.08 and 50,307,446.16

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Solution

The fourth proportional to 85,599,116.16, 118,127,450.08 and 50,307,446.16 is: 69,424,669.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,599,116.16 : 118,127,450.08 = 50,307,446.16 : x
  2. Step 2: Convert to fraction form
    85,599,116.16/118,127,450.08 = 50,307,446.16/x
  3. Step 3: Cross multiply
    85,599,116.16x = 118,127,450.08 × 50,307,446.16
  4. Step 4: Simplify right side
    85,599,116.16x = 5,942,690,334,917,687
  5. Step 5: Solve for x
    x = 5,942,690,334,917,687/85,599,116.16
  6. Step 6: Final answer
    x = 69,424,669.34

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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.