Home / 472,392,015.30-708,588,022.95-334,642,508.10

Finding the Fourth Proportional to 472,392,015.30, 708,588,022.95 and 334,642,508.10

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Solution

The fourth proportional to 472,392,015.30, 708,588,022.95 and 334,642,508.10 is: 501,963,762.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,015.30 : 708,588,022.95 = 334,642,508.10 : x
  2. Step 2: Convert to fraction form
    472,392,015.30/708,588,022.95 = 334,642,508.10/x
  3. Step 3: Cross multiply
    472,392,015.30x = 708,588,022.95 × 334,642,508.10
  4. Step 4: Simplify right side
    472,392,015.30x = 237,123,673,209,608,384
  5. Step 5: Solve for x
    x = 237,123,673,209,608,384/472,392,015.30
  6. Step 6: Final answer
    x = 501,963,762.15

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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.