Home / 557,437,789.26-836,102,653.92-169,264,031.76

Finding the Fourth Proportional to 557,437,789.26, 836,102,653.92 and 169,264,031.76

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Solution

The fourth proportional to 557,437,789.26, 836,102,653.92 and 169,264,031.76 is: 253,879,641.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,437,789.26 : 836,102,653.92 = 169,264,031.76 : x
  2. Step 2: Convert to fraction form
    557,437,789.26/836,102,653.92 = 169,264,031.76/x
  3. Step 3: Cross multiply
    557,437,789.26x = 836,102,653.92 × 169,264,031.76
  4. Step 4: Simplify right side
    557,437,789.26x = 141,522,106,167,735,152
  5. Step 5: Solve for x
    x = 141,522,106,167,735,152/557,437,789.26
  6. Step 6: Final answer
    x = 253,879,641.63

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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.