Home / 752,373,996.10-1,038,428,864.13-434,847,729.94

Finding the Fourth Proportional to 752,373,996.10, 1,038,428,864.13 and 434,847,729.94

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Solution

The fourth proportional to 752,373,996.10, 1,038,428,864.13 and 434,847,729.94 is: 600,178,151.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,373,996.10 : 1,038,428,864.13 = 434,847,729.94 : x
  2. Step 2: Convert to fraction form
    752,373,996.10/1,038,428,864.13 = 434,847,729.94/x
  3. Step 3: Cross multiply
    752,373,996.10x = 1,038,428,864.13 × 434,847,729.94
  4. Step 4: Simplify right side
    752,373,996.10x = 451,558,434,271,103,168
  5. Step 5: Solve for x
    x = 451,558,434,271,103,168/752,373,996.10
  6. Step 6: Final answer
    x = 600,178,151.57

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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.