Home / 330,804,668.40-496,207,002.60-238,971,663.60

Finding the Fourth Proportional to 330,804,668.40, 496,207,002.60 and 238,971,663.60

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Solution

The fourth proportional to 330,804,668.40, 496,207,002.60 and 238,971,663.60 is: 358,457,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,804,668.40 : 496,207,002.60 = 238,971,663.60 : x
  2. Step 2: Convert to fraction form
    330,804,668.40/496,207,002.60 = 238,971,663.60/x
  3. Step 3: Cross multiply
    330,804,668.40x = 496,207,002.60 × 238,971,663.60
  4. Step 4: Simplify right side
    330,804,668.40x = 118,579,412,901,291,536
  5. Step 5: Solve for x
    x = 118,579,412,901,291,536/330,804,668.40
  6. Step 6: Final answer
    x = 358,457,495.40

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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.