Home / 186,528,003.80-279,792,005.70-65,343,709.40

Finding the Fourth Proportional to 186,528,003.80, 279,792,005.70 and 65,343,709.40

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Solution

The fourth proportional to 186,528,003.80, 279,792,005.70 and 65,343,709.40 is: 98,015,564.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,528,003.80 : 279,792,005.70 = 65,343,709.40 : x
  2. Step 2: Convert to fraction form
    186,528,003.80/279,792,005.70 = 65,343,709.40/x
  3. Step 3: Cross multiply
    186,528,003.80x = 279,792,005.70 × 65,343,709.40
  4. Step 4: Simplify right side
    186,528,003.80x = 18,282,647,512,903,944
  5. Step 5: Solve for x
    x = 18,282,647,512,903,944/186,528,003.80
  6. Step 6: Final answer
    x = 98,015,564.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.