Home / 262,656,011.60-393,984,017.40-176,659,672.40

Finding the Fourth Proportional to 262,656,011.60, 393,984,017.40 and 176,659,672.40

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Solution

The fourth proportional to 262,656,011.60, 393,984,017.40 and 176,659,672.40 is: 264,989,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,656,011.60 : 393,984,017.40 = 176,659,672.40 : x
  2. Step 2: Convert to fraction form
    262,656,011.60/393,984,017.40 = 176,659,672.40/x
  3. Step 3: Cross multiply
    262,656,011.60x = 393,984,017.40 × 176,659,672.40
  4. Step 4: Simplify right side
    262,656,011.60x = 69,601,087,444,719,896
  5. Step 5: Solve for x
    x = 69,601,087,444,719,896/262,656,011.60
  6. Step 6: Final answer
    x = 264,989,508.60

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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.