Home / 537,282,314.10-804,579,778.35-429,786,890.10

Finding the Fourth Proportional to 537,282,314.10, 804,579,778.35 and 429,786,890.10

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Solution

The fourth proportional to 537,282,314.10, 804,579,778.35 and 429,786,890.10 is: 643,605,478.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,282,314.10 : 804,579,778.35 = 429,786,890.10 : x
  2. Step 2: Convert to fraction form
    537,282,314.10/804,579,778.35 = 429,786,890.10/x
  3. Step 3: Cross multiply
    537,282,314.10x = 804,579,778.35 × 429,786,890.10
  4. Step 4: Simplify right side
    537,282,314.10x = 345,797,840,774,393,856
  5. Step 5: Solve for x
    x = 345,797,840,774,393,856/537,282,314.10
  6. Step 6: Final answer
    x = 643,605,478.35

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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.