Home / 656,202,812.16-983,724,956.16-247,545,941.76

Finding the Fourth Proportional to 656,202,812.16, 983,724,956.16 and 247,545,941.76

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Solution

The fourth proportional to 656,202,812.16, 983,724,956.16 and 247,545,941.76 is: 371,100,391.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,202,812.16 : 983,724,956.16 = 247,545,941.76 : x
  2. Step 2: Convert to fraction form
    656,202,812.16/983,724,956.16 = 247,545,941.76/x
  3. Step 3: Cross multiply
    656,202,812.16x = 983,724,956.16 × 247,545,941.76
  4. Step 4: Simplify right side
    656,202,812.16x = 243,517,120,705,441,888
  5. Step 5: Solve for x
    x = 243,517,120,705,441,888/656,202,812.16
  6. Step 6: Final answer
    x = 371,100,391.82

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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.