Home / 529,891,453.89-731,250,239.79-294,937,070.28

Finding the Fourth Proportional to 529,891,453.89, 731,250,239.79 and 294,937,070.28

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Solution

The fourth proportional to 529,891,453.89, 731,250,239.79 and 294,937,070.28 is: 407,013,175.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,891,453.89 : 731,250,239.79 = 294,937,070.28 : x
  2. Step 2: Convert to fraction form
    529,891,453.89/731,250,239.79 = 294,937,070.28/x
  3. Step 3: Cross multiply
    529,891,453.89x = 731,250,239.79 × 294,937,070.28
  4. Step 4: Simplify right side
    529,891,453.89x = 215,672,803,365,210,048
  5. Step 5: Solve for x
    x = 215,672,803,365,210,048/529,891,453.89
  6. Step 6: Final answer
    x = 407,013,175.59

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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.