Home / 414,763,345.76-572,390,805.84-238,551,390.32

Finding the Fourth Proportional to 414,763,345.76, 572,390,805.84 and 238,551,390.32

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Solution

The fourth proportional to 414,763,345.76, 572,390,805.84 and 238,551,390.32 is: 329,210,919.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,763,345.76 : 572,390,805.84 = 238,551,390.32 : x
  2. Step 2: Convert to fraction form
    414,763,345.76/572,390,805.84 = 238,551,390.32/x
  3. Step 3: Cross multiply
    414,763,345.76x = 572,390,805.84 × 238,551,390.32
  4. Step 4: Simplify right side
    414,763,345.76x = 136,544,622,539,517,184
  5. Step 5: Solve for x
    x = 136,544,622,539,517,184/414,763,345.76
  6. Step 6: Final answer
    x = 329,210,919.76

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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.