Home / 568,503,702.16-852,626,636.67-257,405,946.42

Finding the Fourth Proportional to 568,503,702.16, 852,626,636.67 and 257,405,946.42

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Solution

The fourth proportional to 568,503,702.16, 852,626,636.67 and 257,405,946.42 is: 386,050,549.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,503,702.16 : 852,626,636.67 = 257,405,946.42 : x
  2. Step 2: Convert to fraction form
    568,503,702.16/852,626,636.67 = 257,405,946.42/x
  3. Step 3: Cross multiply
    568,503,702.16x = 852,626,636.67 × 257,405,946.42
  4. Step 4: Simplify right side
    568,503,702.16x = 219,471,166,359,105,472
  5. Step 5: Solve for x
    x = 219,471,166,359,105,472/568,503,702.16
  6. Step 6: Final answer
    x = 386,050,549.06

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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.