Home / 525,270,748.28-787,946,797.44-175,518,027.32

Finding the Fourth Proportional to 525,270,748.28, 787,946,797.44 and 175,518,027.32

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Solution

The fourth proportional to 525,270,748.28, 787,946,797.44 and 175,518,027.32 is: 263,290,632.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,270,748.28 : 787,946,797.44 = 175,518,027.32 : x
  2. Step 2: Convert to fraction form
    525,270,748.28/787,946,797.44 = 175,518,027.32/x
  3. Step 3: Cross multiply
    525,270,748.28x = 787,946,797.44 × 175,518,027.32
  4. Step 4: Simplify right side
    525,270,748.28x = 138,298,867,519,780,432
  5. Step 5: Solve for x
    x = 138,298,867,519,780,432/525,270,748.28
  6. Step 6: Final answer
    x = 263,290,632.45

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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.