Home / 579,704,204.01-799,998,144.95-315,387,699.69

Finding the Fourth Proportional to 579,704,204.01, 799,998,144.95 and 315,387,699.69

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Solution

The fourth proportional to 579,704,204.01, 799,998,144.95 and 315,387,699.69 is: 435,238,476.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,704,204.01 : 799,998,144.95 = 315,387,699.69 : x
  2. Step 2: Convert to fraction form
    579,704,204.01/799,998,144.95 = 315,387,699.69/x
  3. Step 3: Cross multiply
    579,704,204.01x = 799,998,144.95 × 315,387,699.69
  4. Step 4: Simplify right side
    579,704,204.01x = 252,309,574,690,470,752
  5. Step 5: Solve for x
    x = 252,309,574,690,470,752/579,704,204.01
  6. Step 6: Final answer
    x = 435,238,476.70

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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.