Home / 436,752,703.20-655,129,054.80-403,496,306.40

Finding the Fourth Proportional to 436,752,703.20, 655,129,054.80 and 403,496,306.40

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Solution

The fourth proportional to 436,752,703.20, 655,129,054.80 and 403,496,306.40 is: 605,244,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,752,703.20 : 655,129,054.80 = 403,496,306.40 : x
  2. Step 2: Convert to fraction form
    436,752,703.20/655,129,054.80 = 403,496,306.40/x
  3. Step 3: Cross multiply
    436,752,703.20x = 655,129,054.80 × 403,496,306.40
  4. Step 4: Simplify right side
    436,752,703.20x = 264,342,153,827,123,168
  5. Step 5: Solve for x
    x = 264,342,153,827,123,168/436,752,703.20
  6. Step 6: Final answer
    x = 605,244,459.60

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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.