Home / 519,780,240.10-779,145,410.67-325,827,603.10

Finding the Fourth Proportional to 519,780,240.10, 779,145,410.67 and 325,827,603.10

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Solution

The fourth proportional to 519,780,240.10, 779,145,410.67 and 325,827,603.10 is: 488,412,336.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,780,240.10 : 779,145,410.67 = 325,827,603.10 : x
  2. Step 2: Convert to fraction form
    519,780,240.10/779,145,410.67 = 325,827,603.10/x
  3. Step 3: Cross multiply
    519,780,240.10x = 779,145,410.67 × 325,827,603.10
  4. Step 4: Simplify right side
    519,780,240.10x = 253,867,081,624,971,264
  5. Step 5: Solve for x
    x = 253,867,081,624,971,264/519,780,240.10
  6. Step 6: Final answer
    x = 488,412,336.68

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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.