Home / 355,920,756.30-533,686,510.89-282,615,425.82

Finding the Fourth Proportional to 355,920,756.30, 533,686,510.89 and 282,615,425.82

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Solution

The fourth proportional to 355,920,756.30, 533,686,510.89 and 282,615,425.82 is: 423,768,599.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,920,756.30 : 533,686,510.89 = 282,615,425.82 : x
  2. Step 2: Convert to fraction form
    355,920,756.30/533,686,510.89 = 282,615,425.82/x
  3. Step 3: Cross multiply
    355,920,756.30x = 533,686,510.89 × 282,615,425.82
  4. Step 4: Simplify right side
    355,920,756.30x = 150,828,040,529,567,424
  5. Step 5: Solve for x
    x = 150,828,040,529,567,424/355,920,756.30
  6. Step 6: Final answer
    x = 423,768,599.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.