Home / 624,072,996.51-860,806,048.44-401,336,274.96

Finding the Fourth Proportional to 624,072,996.51, 860,806,048.44 and 401,336,274.96

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Solution

The fourth proportional to 624,072,996.51, 860,806,048.44 and 401,336,274.96 is: 553,577,377.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,072,996.51 : 860,806,048.44 = 401,336,274.96 : x
  2. Step 2: Convert to fraction form
    624,072,996.51/860,806,048.44 = 401,336,274.96/x
  3. Step 3: Cross multiply
    624,072,996.51x = 860,806,048.44 × 401,336,274.96
  4. Step 4: Simplify right side
    624,072,996.51x = 345,472,692,943,946,944
  5. Step 5: Solve for x
    x = 345,472,692,943,946,944/624,072,996.51
  6. Step 6: Final answer
    x = 553,577,377.77

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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.