Home / 722,490,835.04-997,064,759.88-404,956,949.82

Finding the Fourth Proportional to 722,490,835.04, 997,064,759.88 and 404,956,949.82

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Solution

The fourth proportional to 722,490,835.04, 997,064,759.88 and 404,956,949.82 is: 558,855,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,490,835.04 : 997,064,759.88 = 404,956,949.82 : x
  2. Step 2: Convert to fraction form
    722,490,835.04/997,064,759.88 = 404,956,949.82/x
  3. Step 3: Cross multiply
    722,490,835.04x = 997,064,759.88 × 404,956,949.82
  4. Step 4: Simplify right side
    722,490,835.04x = 403,768,303,930,266,560
  5. Step 5: Solve for x
    x = 403,768,303,930,266,560/722,490,835.04
  6. Step 6: Final answer
    x = 558,855,952.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.