Home / 468,185,096.07-645,577,783.68-298,370,458.92

Finding the Fourth Proportional to 468,185,096.07, 645,577,783.68 and 298,370,458.92

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Solution

The fourth proportional to 468,185,096.07, 645,577,783.68 and 298,370,458.92 is: 411,421,339.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,185,096.07 : 645,577,783.68 = 298,370,458.92 : x
  2. Step 2: Convert to fraction form
    468,185,096.07/645,577,783.68 = 298,370,458.92/x
  3. Step 3: Cross multiply
    468,185,096.07x = 645,577,783.68 × 298,370,458.92
  4. Step 4: Simplify right side
    468,185,096.07x = 192,621,339,585,158,080
  5. Step 5: Solve for x
    x = 192,621,339,585,158,080/468,185,096.07
  6. Step 6: Final answer
    x = 411,421,339.98

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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.