Home / 537,282,064.35-804,579,403.73-429,786,640.35

Finding the Fourth Proportional to 537,282,064.35, 804,579,403.73 and 429,786,640.35

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Solution

The fourth proportional to 537,282,064.35, 804,579,403.73 and 429,786,640.35 is: 643,605,103.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,282,064.35 : 804,579,403.73 = 429,786,640.35 : x
  2. Step 2: Convert to fraction form
    537,282,064.35/804,579,403.73 = 429,786,640.35/x
  3. Step 3: Cross multiply
    537,282,064.35x = 804,579,403.73 × 429,786,640.35
  4. Step 4: Simplify right side
    537,282,064.35x = 345,797,478,821,774,080
  5. Step 5: Solve for x
    x = 345,797,478,821,774,080/537,282,064.35
  6. Step 6: Final answer
    x = 643,605,103.85

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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.