Home / 576,510,080.40-864,765,120.60-265,617,095.40

Finding the Fourth Proportional to 576,510,080.40, 864,765,120.60 and 265,617,095.40

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Solution

The fourth proportional to 576,510,080.40, 864,765,120.60 and 265,617,095.40 is: 398,425,643.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,510,080.40 : 864,765,120.60 = 265,617,095.40 : x
  2. Step 2: Convert to fraction form
    576,510,080.40/864,765,120.60 = 265,617,095.40/x
  3. Step 3: Cross multiply
    576,510,080.40x = 864,765,120.60 × 265,617,095.40
  4. Step 4: Simplify right side
    576,510,080.40x = 229,696,399,537,002,720
  5. Step 5: Solve for x
    x = 229,696,399,537,002,720/576,510,080.40
  6. Step 6: Final answer
    x = 398,425,643.10

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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.