Home / 507,732,349.32-700,771,126.71-329,337,321.03

Finding the Fourth Proportional to 507,732,349.32, 700,771,126.71 and 329,337,321.03

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Solution

The fourth proportional to 507,732,349.32, 700,771,126.71 and 329,337,321.03 is: 454,550,681.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,732,349.32 : 700,771,126.71 = 329,337,321.03 : x
  2. Step 2: Convert to fraction form
    507,732,349.32/700,771,126.71 = 329,337,321.03/x
  3. Step 3: Cross multiply
    507,732,349.32x = 700,771,126.71 × 329,337,321.03
  4. Step 4: Simplify right side
    507,732,349.32x = 230,790,085,525,846,080
  5. Step 5: Solve for x
    x = 230,790,085,525,846,080/507,732,349.32
  6. Step 6: Final answer
    x = 454,550,681.74

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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.