Home / 447,864,752.03-617,764,837.97-297,154,145.93

Finding the Fourth Proportional to 447,864,752.03, 617,764,837.97 and 297,154,145.93

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Solution

The fourth proportional to 447,864,752.03, 617,764,837.97 and 297,154,145.93 is: 409,881,291.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,864,752.03 : 617,764,837.97 = 297,154,145.93 : x
  2. Step 2: Convert to fraction form
    447,864,752.03/617,764,837.97 = 297,154,145.93/x
  3. Step 3: Cross multiply
    447,864,752.03x = 617,764,837.97 × 297,154,145.93
  4. Step 4: Simplify right side
    447,864,752.03x = 183,571,382,810,214,240
  5. Step 5: Solve for x
    x = 183,571,382,810,214,240/447,864,752.03
  6. Step 6: Final answer
    x = 409,881,291.13

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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.