Home / 556,529,339.03-768,007,696.74-302,208,423.88

Finding the Fourth Proportional to 556,529,339.03, 768,007,696.74 and 302,208,423.88

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Solution

The fourth proportional to 556,529,339.03, 768,007,696.74 and 302,208,423.88 is: 417,046,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,529,339.03 : 768,007,696.74 = 302,208,423.88 : x
  2. Step 2: Convert to fraction form
    556,529,339.03/768,007,696.74 = 302,208,423.88/x
  3. Step 3: Cross multiply
    556,529,339.03x = 768,007,696.74 × 302,208,423.88
  4. Step 4: Simplify right side
    556,529,339.03x = 232,098,395,560,443,520
  5. Step 5: Solve for x
    x = 232,098,395,560,443,520/556,529,339.03
  6. Step 6: Final answer
    x = 417,046,109.31

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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.