Home / 529,885,387.36-731,116,748.40-445,433,589.58

Finding the Fourth Proportional to 529,885,387.36, 731,116,748.40 and 445,433,589.58

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Solution

The fourth proportional to 529,885,387.36, 731,116,748.40 and 445,433,589.58 is: 614,593,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,885,387.36 : 731,116,748.40 = 445,433,589.58 : x
  2. Step 2: Convert to fraction form
    529,885,387.36/731,116,748.40 = 445,433,589.58/x
  3. Step 3: Cross multiply
    529,885,387.36x = 731,116,748.40 × 445,433,589.58
  4. Step 4: Simplify right side
    529,885,387.36x = 325,663,957,641,869,696
  5. Step 5: Solve for x
    x = 325,663,957,641,869,696/529,885,387.36
  6. Step 6: Final answer
    x = 614,593,203.38

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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.