Home / 747,169,702,838.80-1,031,095,184,256.30-404,614,156,589.28

Finding the Fourth Proportional to 747,169,702,838.80, 1,031,095,184,256.30 and 404,614,156,589.28

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Solution

The fourth proportional to 747,169,702,838.80, 1,031,095,184,256.30 and 404,614,156,589.28 is: 558,368,074,556.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,169,702,838.80 : 1,031,095,184,256.30 = 404,614,156,589.28 : x
  2. Step 2: Convert to fraction form
    747,169,702,838.80/1,031,095,184,256.30 = 404,614,156,589.28/x
  3. Step 3: Cross multiply
    747,169,702,838.80x = 1,031,095,184,256.30 × 404,614,156,589.28
  4. Step 4: Simplify right side
    747,169,702,838.80x = 417,195,708,341,131,119,951,872
  5. Step 5: Solve for x
    x = 417,195,708,341,131,119,951,872/747,169,702,838.80
  6. Step 6: Final answer
    x = 558,368,074,556.61

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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.