Home / 672,226,615.44-927,676,783.08-374,887,650.42

Finding the Fourth Proportional to 672,226,615.44, 927,676,783.08 and 374,887,650.42

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Solution

The fourth proportional to 672,226,615.44, 927,676,783.08 and 374,887,650.42 is: 517,347,218.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,226,615.44 : 927,676,783.08 = 374,887,650.42 : x
  2. Step 2: Convert to fraction form
    672,226,615.44/927,676,783.08 = 374,887,650.42/x
  3. Step 3: Cross multiply
    672,226,615.44x = 927,676,783.08 × 374,887,650.42
  4. Step 4: Simplify right side
    672,226,615.44x = 347,774,569,558,045,248
  5. Step 5: Solve for x
    x = 347,774,569,558,045,248/672,226,615.44
  6. Step 6: Final answer
    x = 517,347,218.29

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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.