Home / 576,125,126.62-864,226,218.78-202,588,386.72

Finding the Fourth Proportional to 576,125,126.62, 864,226,218.78 and 202,588,386.72

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Solution

The fourth proportional to 576,125,126.62, 864,226,218.78 and 202,588,386.72 is: 303,896,128.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,125,126.62 : 864,226,218.78 = 202,588,386.72 : x
  2. Step 2: Convert to fraction form
    576,125,126.62/864,226,218.78 = 202,588,386.72/x
  3. Step 3: Cross multiply
    576,125,126.62x = 864,226,218.78 × 202,588,386.72
  4. Step 4: Simplify right side
    576,125,126.62x = 175,082,195,423,765,952
  5. Step 5: Solve for x
    x = 175,082,195,423,765,952/576,125,126.62
  6. Step 6: Final answer
    x = 303,896,128.35

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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.