Home / 505,554,348.30-758,331,522.45-359,679,698.70

Finding the Fourth Proportional to 505,554,348.30, 758,331,522.45 and 359,679,698.70

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Solution

The fourth proportional to 505,554,348.30, 758,331,522.45 and 359,679,698.70 is: 539,519,548.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,554,348.30 : 758,331,522.45 = 359,679,698.70 : x
  2. Step 2: Convert to fraction form
    505,554,348.30/758,331,522.45 = 359,679,698.70/x
  3. Step 3: Cross multiply
    505,554,348.30x = 758,331,522.45 × 359,679,698.70
  4. Step 4: Simplify right side
    505,554,348.30x = 272,756,453,509,528,288
  5. Step 5: Solve for x
    x = 272,756,453,509,528,288/505,554,348.30
  6. Step 6: Final answer
    x = 539,519,548.05

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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.