Home / 545,757,029.10-818,635,543.65-300,018,710.70

Finding the Fourth Proportional to 545,757,029.10, 818,635,543.65 and 300,018,710.70

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Solution

The fourth proportional to 545,757,029.10, 818,635,543.65 and 300,018,710.70 is: 450,028,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,757,029.10 : 818,635,543.65 = 300,018,710.70 : x
  2. Step 2: Convert to fraction form
    545,757,029.10/818,635,543.65 = 300,018,710.70/x
  3. Step 3: Cross multiply
    545,757,029.10x = 818,635,543.65 × 300,018,710.70
  4. Step 4: Simplify right side
    545,757,029.10x = 245,605,980,339,066,560
  5. Step 5: Solve for x
    x = 245,605,980,339,066,560/545,757,029.10
  6. Step 6: Final answer
    x = 450,028,066.05

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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.