Home / 351,429,889.04-484,996,590.96-194,803,597.52

Finding the Fourth Proportional to 351,429,889.04, 484,996,590.96 and 194,803,597.52

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Solution

The fourth proportional to 351,429,889.04, 484,996,590.96 and 194,803,597.52 is: 268,841,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,429,889.04 : 484,996,590.96 = 194,803,597.52 : x
  2. Step 2: Convert to fraction form
    351,429,889.04/484,996,590.96 = 194,803,597.52/x
  3. Step 3: Cross multiply
    351,429,889.04x = 484,996,590.96 × 194,803,597.52
  4. Step 4: Simplify right side
    351,429,889.04x = 94,479,080,703,943,904
  5. Step 5: Solve for x
    x = 94,479,080,703,943,904/351,429,889.04
  6. Step 6: Final answer
    x = 268,841,904.60

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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.